Universitätsklinikum Giessen, Klinik für Urologie, Kinderurologie und Andrologie, Giessen, Germany
Covance Clinical Research Unit Ltd, Leeds, United Kingdom
Pulmonary Associates, PA, Phoenix, Arizona, United States
Celerion (formerly MDS Pharmaservices), Tempe, Arizona, United States
Dr. Hein, Marburg, Germany
National University Hospital, Singapore, Singapore
Medical practice, Dr. J. Hein (Principal Study Investigator), Marburg, Germany
Swiss Pharma Contract Ltd, Basel, Switzerland
Swiss Pharma Contract Ltd, Basel, Switzerland