[1] Vrije Univ Amsterdam, Med Ctr, Dept Med Psychol, Ctr Expertise Gender Dysphoria, POB 7057, NL-1007 MB Amsterdam, Netherlands
[2] Vrije Univ Amsterdam, Med Ctr, Dept Plast Reconstruct & Hand Surg, Amsterdam, Netherlands
[3] Ghent Univ Hosp, Ctr Sexol & Gender, Ghent, Belgium
[4] Univ Med Ctr Hamburg Eppendorf, Dept Sex Res & Forens Psychiat, Hamburg, Germany