Gabinet Stomatologiczny Bartek, Kobyłka, Poland
The School of Dentistry; University of Birmingham, Birmingham, United Kingdom
Niepubliczny Zakład Opieki Zdrowotnej, Warszawa, Poland
Idaho Center for Reproductive Medicine, Boise, Idaho, United States
Center for Assisted Reproduction, Bedford, Texas, United States
Seattle Reproductive Medicine, Seattle, Washington, United States
IIRM SA, Sorengo, Ticino, Switzerland
Universitätsfrauenklinik Basel, Basel, Switzerland
First Dept. Obstetric and Gynaecology, Semmelweiss University Faculty of Medicine, Budapest, Hungary
Centrum léčby pohybového aparátu spol. s.r.o., Praha, Czech Republic
University Hospital Centre Bois-Guillaume, Bois Guillaume, France
Medicina e Traumatologia dello Sport - AzUSL 2 Lucca, Lucca, Italy
Ospedale S. Martino, Genova, Italy
Ospedale Federico II, Napoli, Italy
Ospedale S. Anna, Torino, Italy
San Diego Fertility Center, San Diego, California, United States
Fertility Physicians of Northern California, Palo Alto, California, United States
UCSF In Vitro Fertilization, San Francisco, California, United States
4. Department of Gynecology and Obstetrics Frauenklinik, InselspitalEffingerstrasse 102, Bern, Switzerland
3. Maternity CHUV - Centre Hospitalier Universitaire Vaudois, Lausanne, Switzerland
Department of Gynecology and Obstetrics Universitätfrauenklinik, Basel, Switzerland
Semmelweis Medical School, Budapest, Hungary
Hôpital Edouard Herriot, Lyon, France
Institut de Médecine de la Reproduction, Marseille, France
Università degli Studi di Bologna, Bologna, Italy
Università degli Studi di Napoli Federico II, Napoli, Italy