1. American Center for Reproductive Medicine, Cleveland Clinic, Cleveland, OH, USA.
2. Department of Urology, Centro Universitario em Saude do ABC/Andrology Group at Ideia Fertil Institute of Human Reproduction, Santo André, Brazil.
3. Hope Clinic-Human Reproduction, São Paulo, Brazil.
4. Department of Urology, Hamad Medical Corporation, Qatar.
5. Weill Cornell Medicine-Qatar, Doha, Qatar.
6. Department of Urology, Cleveland Clinic, Cleveland, OH, USA.
7. Division of Urology, Southern Illinois University, Springfield, IL, USA.
8. Department of Surgery, Union Hospital, Hong Kong.
9. S.H. Ho Urology Centre, Department of Surgery, The Chinese University of Hong Kong, Hong Kong.
10. Fertility Medical Group, Sapientiae Institute, São Paulo, Brazil.
11. Department of Urology, Centro Universitario em Saude do ABC, Santo André, Brazil.