MedPath

Study to Evaluate the Efficacy, Safety and Immunogenicity of Influenza Vaccine in Healthy Subjects (Aged 6 to <72 Months) Versus Control Vaccines

Phase 3
Completed
Conditions
Influenza, Human
Interventions
Biological: Adjuvanted trivalent inactivated subunit influenza vaccine
Biological: Non-adjuvanted trivalent inactivated subunit influenza vaccine or non-adjuvanted trivalent inactivated split influenza vaccine
Biological: Meningococcal C conjugate vaccine or tick-borne encephalitis vaccine
Registration Number
NCT00644059
Lead Sponsor
Novartis
Brief Summary

This study will evaluate the efficacy, safety and immunogenicity of one or two 0.25 mL or 0.5 mL intramuscular injections of an adjuvanted influenza vaccine compared with non-influenza and non-adjuvanted influenza control vaccines in subjects 6 to \<72 months of age.

Detailed Description

Not available

Recruitment & Eligibility

Status
COMPLETED
Sex
All
Target Recruitment
4902
Inclusion Criteria
  • Children whose parents/legal guardians have given written informed consent prior to study entry: a) aged 6 to <72 months (Part I and II of the study; influenza seasons 2007/2008 and 2008/2009) b) aged 6 to <36 months (Part III of the study; influenza season 2009/2010)
  • In good health as determined by: a) medical history, b) physical examination, c) clinical judgment of the investigator

Exclusion criteria:

  • Administration of licensed vaccines (including H1N1sw vaccines) within 14 days (for inactivated vaccines) or 28 days (for live vaccines) prior to enrollment in this study. Routine vaccines, according to local recommendations, or any other vaccines not foreseen in the protocol could be given after the active trial phase (i.e., 21 days after last vaccination) has been concluded.
  • Receipt of another investigational vaccine or any investigational agent within 30 days prior to enrollment in the study or before completion of the safety follow-up period in another study, whichever is longer, and participation in another clinical trial during the present study.
  • Experience of a severe acute infectious disease in the month prior to study start or experience of a mild acute infection disease in the week prior the study start (untreated common cold is acceptable). The severity of the infectious disease occurred will be based on the investigator's judgment.
  • Any severe acute respiratory disease and infection requiring systemic antibiotic or antiviral therapy ongoing or resolved within 2 days prior to study start.
  • Experience an axillary temperature equal to or greater than 37.8°C (rectal temperature equal to or greater than 38.3°C) within the 2 days before enrollment.
  • Any serious disease in the opinion of the investigator including, for example: a) cancer, b) autoimmune disease (including rheumatoid arthritis under immunosuppressive therapy), c) insulin dependent diabetes mellitus, d) chronic pulmonary disease, asthma under inhalative therapy only is acceptable, e) acute or progressive hepatic disease, f) acute or progressive renal disease.
  • Known or suspected impairment/alteration of immune function, for example, resulting from: a) receipt of immunosuppressive therapy (corticosteroid -except topical or inhaled steroids- or cancer chemotherapy), b) receipt of immunostimulants, c) receipt of parenteral immunoglobulin preparation, blood products, and/or plasma derivatives within the past 90 days and for the full length of the study, d) high risk for developing an immunocompromising disease (suspected or known HIV infection or HIV-related disease).
  • Bleeding diathesis.
  • History of hypersensitivity to any component of the study medication or chemically related substances.
  • History of any anaphylaxis, serious vaccine reactions, or allergy to eggs, egg products or any other vaccine component.
  • Laboratory confirmed influenza disease.
  • History of neurological disorder or seizures (febrile seizures allowed).
  • Received any influenza vaccine.
  • Major surgery planned during the study period.
  • Any condition which, in the opinion of the investigator, might interfere with the evaluation of the study objectives, e.g., planned travel or relocation of residence that would interfere with completion of study.
Exclusion Criteria

Not provided

Study & Design

Study Type
INTERVENTIONAL
Study Design
PARALLEL
Arm && Interventions
GroupInterventionDescription
TIV-adjAdjuvanted trivalent inactivated subunit influenza vaccineAdjuvanted trivalent inactivated subunit influenza vaccine
Flu-controlNon-adjuvanted trivalent inactivated subunit influenza vaccine or non-adjuvanted trivalent inactivated split influenza vaccineNon-adjuvanted trivalent inactivated subunit influenza vaccine or non-adjuvanted trivalent inactivated split influenza vaccine
Non-flu ControlMeningococcal C conjugate vaccine or tick-borne encephalitis vaccineNovartis meningococcal C conjugate vaccine or tick-borne encephalitis vaccine
Primary Outcome Measures
NameTimeMethod
Number of Subjects (Unprimed) 6 to <36 Months Age With Local and Systemic Reactions After Any Vaccination for All Seasons, Comparison of Adjuvanted Trivalent Influenza Vaccine (aTIV) and Flu Vaccine Control.7 days post-vaccination

Safety was assessed in terms of number of subjects experiencing each of the local and systemic reactions within 7-days after any vaccination for all seasons, comparison of adjuvanted Trivalent influenza vaccine (aTIV) and flu vaccine control.

Percentage of Subjects (Unprimed) Aged 6 to <36 Months With Virus-Confirmed Influenza, Comparison of aTIV and Non-flu Vaccine Control (Men C/TBE Vaccine)3 weeks after 2nd vaccination

Virus-confirmed influenza illnesses were assessed and compared between the adjuvanted influenza vaccine (TIV-adj) and non-influenza vaccines (Non-flu control) in 6 to \<36 month unprimed subjects for Absolute Efficacy. This primary endpoint is only for homologous strains.

Secondary Outcome Measures
NameTimeMethod
Indirect Protective Effect of Fluad (NH Composition 2007/2008), Compared to Non-flu Control and Flu Control, in Connection to Household-contact Persons Via a Questioning of the Parents About ILI of Persons Living in the Same Household as the Study Child3 weeks after 2nd vaccination
Immunogenicity of aTIV, Compared to Flu and Non-Flu-control, in Terms of GMTs, in Unprimed Subjects Aged 6 to <72 Months for Season 2008/09 (Homologous and Heterologous Strains)On study days 1, 29, 50 , 181

Immunogenicity was analyzed in terms of Geometric Mean Titers (GMTs) as measured by hemagglutination inhibition (HI) assay. For each strain and each vaccine group, least squares GMTs, associated 2-sided 95% confidence interval were determined for all time points Superiority analysis: GMT-TIV-adj/GMT-Flu-control \>1 and GMT-TIV-adj/GMT-Non Flu-control \>1 should be elicited to show that GMT-TIV-adj is superior to GMT-Flu-control/Non Flu-control.

Percentages of Subjects With Seroconversion and Vaccine Group Differences in Unprimed Subjects 6 to <72 Months of Age for Season 2008/09 (Homologous and Heterologous Strains)On study days 1, 29, 50, 181

HI assay was used for the analysis. Seroconversion is defined as negative pre-vaccination serum (\<10)/ post-vaccination HI titer ≥1:40.

Seroconversion is defined as either pre-vaccination HI titer \<10 and a post-vaccination HI titer ≥1:40 or a prevaccination HI titer ≥10 and a minimum 4-fold rise in post-vaccination HI antibody titer. The lower bound of the two-sided 95% confidence interval (CI) for the percentage of subjects achieving seroconversion for HI antibody should meet or exceed 40%.

Number of Subjects With Local and Systemic Reactions for Egg and Cell Derived Inactivated Novel Swine Origin A/H1N1 Subunit Influenza Vaccines After Each Vaccination for All Seasons7 days post-vaccination
Incidence Rate of the 2009-2010 H1N1 Swine Pandemic Caused by a Novel Influenza A (H1N1) Virus of Swine Origin in Unprimed Children Aged 6 to <36 and 6 to <72 Months3 weeks after 2nd vaccination
Number of Subjects (Unprimed) of 6 to <72 Months Age With Local and Systemic Reactions After Any Vaccination7 days post-vaccination

Safety was assessed as the number of subjects aged 6 to \<72 months who reported solicited local or systemic adverse events after any vaccination with TIV-adj for all seasons.

Number of Subjects (Unprimed) With Unsolicited Adverse Events Reported After Any VaccinationStudy day 1 to Study day 181

Number of subjects aged 6 to \<36 months and in the overall age cohort (unprimed children aged 6 to \<72 months) experiencing each of the unsolicited adverse events (AEs) throughout the study

Loss of Days of Usual Activity (Job, School, Day Care, Household/Family/Community Activities) Due to Influenza Like Illness (ILI) in Subjects in Aged 6 to <72 and 6 to <36 Months and in Direct Caregivers Living in the Household.3 weeks after 2nd vaccination

Virus-confirmed influenza illnesses were assessed and trivalent adjuvanted influenza vaccine (TIV-adj) was compared with Non-flu control vaccine and Flu-control vaccine for Influenza like illnesses for seasons 2007/08 and 2008/09.

Percentage of Subjects (Unprimed) Aged 6 to <72 Months With Virus-Confirmed Influenza, Comparison of aTIV to Non-flu Vaccine Control and Flu-vaccine Control (Matched Strains)3 weeks after 2nd vaccination

Virus-confirmed influenza illnesses were assessed and compared between the adjuvanted influenza vaccine (TIV-adj) and non-influenza vaccines (Non-flu control) in subjects aged 6 to \<72 months (unprimed) for Absolute Efficacy.

For Relative efficacy, the comparison was made between adjuvanted influenza vaccine (TIV-adj) and flu vaccine control.

Percentage of Subjects (Unprimed) Aged 6 to <72 Months With Virus-Confirmed Influenza, Comparison of aTIV to Non-flu Vaccine Control and Flu Vaccine Control (Any Strains).3 weeks after 2nd vaccination

Virus-confirmed influenza illnesses (regardless of antigenic match to those contained in the vaccine) were assessed and compared between the adjuvanted influenza vaccine (TIV-adj) and non-influenza vaccines (Non-flu control) in subjects aged 6 to \<72 months (unprimed) for Absolute Efficacy.

For Relative efficacy, the comparison was made between adjuvanted influenza vaccine (TIV-adj) and flu vaccine control.

Immunogenicity of aTIV, Compared to Flu and Non-Flu-control, in Terms of GMRs, in Unprimed Subjects Aged 6 to <72 Months for Season 2008/09 (Homologous and Heterologous Strains)On study days 1, 29, 50, 181

Hemagglutination Inhibition (HI) assay was used for the analysis. Geometric mean titer ratios (GMRs) of study day 29/study day 1, study day 50/study day 1, study day 181/study day 1 were evaluated.

The criteria for evaluation is GMR \>2.5

Percentages of Subjects With HI Titers ≥ 1:40 in Unprimed Subjects 6 to <72 Months of Age for Season 2008/09 Homologous and Heterologous StrainsOn study days 1, 29, 50, 181

Hemagglutination Inhibition (HI) assay was used for the analysis.

Percentage of subjects achieving seroprotection (i.e., with HI titer ≥1:40) at study day 1, study day 29, study day 50 and a study day 181 and associated 95% Confidence Intervals. The lower bound of the two-sided 95% CI for the percentage of subjects achieving an HI antibody titer ≥1:40 should meet or exceed 70%.

Number of Events of Influenza Like Illness for Combined Seasons 2007/08 and 2008/09.3 weeks after 2nd vaccination

The number of events of Influenza like Illness reported by subjects aged 6 to \<72 months was assessed for combined seasons 2007/08 and 2008/09

Immunogenicity of aTIV, Compared to Flu and Non-Flu-control, in Terms of GMRs, in Unprimed Subjects Aged 6 to <36 Months or Season 2008/09 (Homologous and Heterologous Strains)On study days 1, 29, 50 and 181

The immunogenicity was assessed in terms of Geometric mean titer ratios (GMRs) of study day 29/study day 1, study day 50/study day 1, study day 181/study day 1 were evaluated.

The criteria for evaluation is GMR \>2.5

Immunogenicity of aTIV, Compared to Flu and Non-Flu-control, in Terms of Geometric Mean Titers (GMTs), in Unprimed Subjects Aged 6 to <36 Months for Season 2008/09 (Homologous and Heterologous Strains)On study days 1, 29, 50 and 181

Immunogenicity was analyzed in terms of Geometric Mean Titers (GMTs) as measured by hemagglutination inhibition (HI) assay. For each strain and each vaccine group, least squares GMTs, associated 2-sided 95% confidence interval were determined for all time points.

Superiority analysis: GMT-TIV-adj/GMT-Flu-control \>1 should be elicited to show that GMT-TIV-adj is superior to GMT-Flu-control

Percentage (95% CI) of Unprimed Subjects Aged 6 to <36 Months With HI Titer ≥1:40 in Season 2008/09 HI Assay(Homologous and Heterologous Strains)On study days 1, 29, 50, 181

Percentage of subjects achieving seroprotection (i.e., with HI titer ≥1:40) at study day 1, study day 29, study day 50 and a study day 181 and associated 95% CI. The lower bound of the two-sided 95% CI for the percentage of subjects achieving an HI antibody titer ≥1:40 should meet or exceed 70%.

Percentage (95% CI) of Unprimed Subjects Aged 6 to <36 Months With Seroconversion From Baseline, for Season 2008/09 (Homologous and Heterologous Strains)On study days 1, 29, 50, 181

HI assay was used for the analysis. Seroconversion is defined as negative pre-vaccination serum (\<10)/ post-vaccination HI titer ≥1:40.

Seroconversion is defined as either pre-vaccination HI titer \<10 and a post-vaccination HI titer ≥1:40 or a prevaccination HI titer ≥10 and a minimum four-fold rise in post-vaccination HI antibody titer.

The lower bound of the two-sided 95% confidence interval (CI) for the percentage of subjects achieving seroconversion for HI antibody should meet or exceed 40%.

Number of Subjects (Unprimed) With Influenza Like Illnesses (ILIs) in the 6 to <72 Months Age Cohort for Combined Seasons 2007/08 and 2008/093 weeks after 2nd vaccination

Virus-confirmed influenza illnesses were assessed and trivalent adjuvanted influenza vaccine (TIV-adj) was compared with Non-flu control vaccine and Flu-control vaccine in 6 to \<72 month old subjects for Influenza like illnesses for seasons 2007/08 and 2008/09.

Number of Subjects With Influenza Like Illnesses (ILIs) in the 6 to <36 Months and in Overall Age Cohort (Unprimed Subjects Aged 6 to <72 Months) for Combined Seasons 2007/08 and 2008/093 weeks after 2nd vaccination

Virus-confirmed influenza illnesses were assessed and trivalent adjuvanted influenza vaccine (TIV-adj) was compared with Non-flu control vaccine and Flu-control vaccine for Influenza like illnesses for seasons 2007/08 and 2008/09.

Trial Locations

Locations (101)

East Vantaa Clinic

🇫🇮

East Vaanta, Finland

Jarvenpaa Vaccine Research Clinic

🇫🇮

Jarvenpaa, Finland

Kokkola Vaccine Research Clinic

🇫🇮

Kokkola, Finland

Lahti vaccine research Clinic

🇫🇮

Lahti, Finland

Kuopio Vaccine Research Clinic

🇫🇮

Kuopio, Finland

Tampere Vaccine Research Clinic

🇫🇮

Tampere, Finland

Turku Clinic

🇫🇮

Turku, Finland

Praxis Dr med Ursula Hornlein

🇩🇪

Berlin, Germany

Praxis Dr med Thilo Heising

🇩🇪

Aalen Wasseralfingen, Germany

Praxis Dr med Thomas Richter

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Berlin, Germany

Praxis Dipl med Andreas Muhmer

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Berlin, Germany

Praxis Dr med Mechthild Vocks-Hauck

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Berlin, Germany

Praxis Dr med Klaus-Peter Falkowski

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Berlin, Germany

Praxis Dr med Eva Brand

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Berlin, Germany

Praxis Dr med Petra van Stiphout

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Berlin, Germany

Praxis Dr med Dorothea Budde

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Berlin, Germany

Praxis Dipl. med. F. Temmler / Dipl. med. D. Wenzel

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Berlin, Germany

Praxis Dr. med. Cornelia Busse

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Berlin, Germany

Praxis Dr Luise Schroeter

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Berlin, Germany

Praxis Dr Norbert Meister

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Bindlach, Germany

"Praxis Dr med Dietrich Lasius"

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Berlin, Germany

Praxis Dr. med. Petra Sandow

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Berlin, Germany

Praxis Dr med Thomas Tuschen

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Binngen Rhein, Germany

Praxis Karl-Heinz Blattel

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Braunfels, Germany

Praxis Dr. med. Maria R. Holtorf

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Brunsbuettel, Germany

Praxis Dr. med. Roland Knecht

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Bretten, Germany

Praxis Dr Klaus Helm

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Detmold, Germany

Praxis Joseph Zakarian

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Duesseldorf, Germany

Praxis Dr. med. Dirk Straub

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Essen, Germany

Praxis Dr med Hans-Henning Peters

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Eschwege, Germany

Praxis Dr med Hans-Joachim Buttner

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Gau-Odernheim, Germany

Praxis Dr med Rainer Haase

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Flensburg, Germany

Praxis Dr Lothar MaurerJun

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Frankenthal, Germany

Praxis Dr. med. Per Gildberg

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Flensburg, Germany

Peaxis Dr H Outzen jun

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Flensburg, Germany

Praxis Dr med Walter Otto

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Fulda, Germany

Praxis Dr med Christian Kayser

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Gehrden, Germany

Praxis Ute Jessat

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Gluecksburg, Germany

Praxis Dr. med. Dubravka Pock-Lutz

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Grevenbroich, Germany

Praxis Dr. med. Malte Klarczyk

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Hamburg, Germany

Praxis Dr Anna Halat

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Hamburg, Germany

Praxid Dr. med. Karl-Heinrich Hansen

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Hamburg, Germany

Praxis Dr med Jurgen Schwalbe

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Hameln, Germany

Praxis Dr med Hans-Heinrich Rohe

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Hille, Germany

Praxis Dr Marlies Bolich

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Jena, Germany

Praxis Dr med Bernard Nast

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Hamburg, Germany

Praxis Peter Bosch

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Karlsruhe-Oberreut, Germany

Praxis Dr Peter Andoko Soemantri

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Kleve-Materborn, Germany

Praxis Dr. Michael Muehlschlegel

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Lauffen, Germany

Praxis Dr Sibylle Hetzinger

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Lobenstein, Germany

Praxis Dipl med Dagmar Manegold-Randel

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Lohne, Germany

Praxis Dr. Renate Lang

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Ludwigsburg, Germany

Praxis Dr med Julika Kelber

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Luneburg, Germany

Praxis Uwe Jakob

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Mainz, Germany

Johannes Gutenberg-University

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Mainz, Germany

Praxis Dr med Volker Tempel

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Marbach a. N., Germany

Praxis Dr med Falko Panzer

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Mannheim, Germany

Praxis Ralph Koellges

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Moenchengladbach, Germany

Praxis Dr. med. Herbert Kollaschinski

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Marktredwitz, Germany

Praxis Dr med Matthias Donner

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Moenchengladbach, Germany

Praxis Dr. med. Janina Joiko

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Muenchen, Germany

"Praxis Prof Dr med Stefan Walter Eber"

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Munchen, Germany

Praxis Dr med Peter Dietl

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Munchen, Germany

Praxis Dr med Hartmut Scheele

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Niedernhausen, Germany

Praxis Dipl Med Ute Macholdt

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Neuhaus am Rennweg, Germany

Praxis Dr. med. S. Mohns-Petersen

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Niebuell, Germany

Praxis Dr Sabine Maruschke

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Neumuenster, Germany

Praxis Drs J und K Kandzora

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Neumuenster, Germany

Praxis Zlatka Zochev Donkov

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Rendsburg, Germany

Praxis Dr med Stefan Noll

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Porta Westfalica, Germany

Praxis Dr med Michael Vomstein

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Schwabisch Hall, Germany

"Praxis Dr med Gunther Knapp"

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Schwieberdingen, Germany

Praxis Dr Ulrich Pfletschinger

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Stuttgart, Germany

Praxis Dr med Ulrich Soergel

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Stadthagen, Germany

Praxis Thomas Morandini

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Schönenberg, Germany

Praxis Dr. med Heidi B. John-Wagenmann

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Stuttgart, Germany

Praxis Dr. med. Rolf Ebert

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Tauberbischofsheim, Germany

Praxis Dr med Steffi Bulst

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Wurzen, Germany

Praxis Dr. med Manfred Heitz

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Stuttgart, Germany

Praxis Dr med Karl-Eugen Mai

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Tettnang, Germany

Praxis Dr med Ralph Maier

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Tuttlingen, Germany

Praxis Dr Per Bergmann

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Winsen, Germany

Praxis Dr med Klaus Kindler

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Trier, Germany

Praxis Dr med Ulrich Umpfenbach

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Viersen, Germany

Ospedale Maggiore della Carita

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Novara, Italy

Praxis Dr med Volker Kemmerich

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Weinstadt, Germany

Fondazione IRCCS Policlinico Mangiagalli e Regina Elena

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Milano, Italy

Praxis Dr med Philip Fellner von Feldegg

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Munster / NRW, Germany

Praxis Dr Rossius

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Neumuenster, Germany

Praxis Dr. Elmar Dietmair

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Bobingen, Germany

Praxis Dr med Brigitta Becker

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Bochum, Germany

Espoo Vaccine Research Clinic

🇫🇮

Espoo, Finland

Kotka Clinic

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Kotka, Finland

West Vantaa Clinic

🇫🇮

West Vantaa, Finland

Kuopio Vaccine Clinic

🇫🇮

Kuopio, Finland

Oulu Vaccine Research Clini

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Oulu, Finland

Vantaa West Vaccine Research Clinic

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Vantaa, Finland

Helsinki South Vaccine Research Clinic

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Helsinki, Finland

Helsinki East Vaccine Research Clinic

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Helsinki, Finland

Pori Vaccine Research Clinic

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Pori, Finland

Seinajoki Clinic

🇫🇮

Seinajoki, Finland

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