1. ANDROFERT, Andrology and Human Reproduction Clinic Referral Center for Male Reproduction Campinas Brazil
2. Department of Surgery (Division of Urology) University of Campinas (UNICAMP) Campinas Brazil
3. Faculty of Health Aarhus University Aarhus Denmark
4. Department of Biomedical, Metabolic, and Neural Sciences University of Modena and Reggio Emilia Modena Italy
5. Unit of Endocrinology Department of Medical Specialties Azienda Ospedaliero Universitaria Modena Italy