Universitatsklinik Tubingen, Tubingen, Germany
Sint Lodewijkstraat 78, Genk, Belgium
DRT Krankenhaus, Chemnitz, Germany
Jilin Univ. affiliated Second Hospital, Changchun, China
Dalian Medical Univ. affiliated first Hospital, Dalian, China
First Affiliated Hospital, Sun Yat-sen Univ., Guangzhou, China
University of Alabama, Birmingham, Alabama, United States
Baptist Hosptial, Miami, Florida, United States
Jacksonville Center for Clinical Research, Jacksonville, Florida, United States
Eastern Virginia Medical School, Norfolk, Virginia, United States
Huadong Hospital- Affilated to Fudan University, Shanghai, China
CH Avignon - Service de Chirurgie Digestive, Avignon, France
Markus Krankenhaus, Frankfurt, Germany
Akademikliniken, Stockholm, Sweden
Dreifaltigkeits-Krankenhaus, Cologne, Germany
Mid Essex Hospital, Broomfield, Essex, United Kingdom
Dreifaltigkeits-Krankenhaus, Cologne, Germany
Markus Krankenhaus, Frankfurt, Germany
NextCare Institute For Clinical Research, Phoenix, Arizona, United States
Tulane Universtiy Hospital & Clinic, New Orleans, Louisiana, United States
Orlando Regional Healthcare System, Orlando, Florida, United States
Female Pelvic Medicine and Urogynecology Institute of Michigan, Dearborn, Michigan, United States
Specialists in Urology, Naples, Florida, United States
Universitatsklinik Tubingen, Tubingen, Germany
Ullevaal University, Oslo, Norway
Maternite les Bazennes, Dunkerque, France
Universitaeklinikum Erlangen, Erlangen, Germany