1. Medical Oncology, Gustave Roussy, Université Paris-Saclay, Villejuif 94805, France
2. Department of Medicine I, Department of Urology, Medical University of Vienna, Vienna 1090, Austria
3. Ipsen, Boulogne-Billancourt 92100, France
4. Department of Clinical Research, Centre Léon Bérard, Lyon 69008, France
5. Essen University Hospital, West German Cancer Center, Clinic for Medical Oncology & Clinic for Urology, Essen 45147, Germany
6. Biossec, Paris 75017, France