[1] Univ So Calif, Childrens Hosp Los Angeles, Ctr Transyouth Hlth & Dev, 5000 Sunset Blvd 4th Floor, Los Angeles, CA 90027 USA
[2] Vrije Univ Amsterdam Med Ctr, Ctr Expertise Gender Dysphoria, Dept Med Psychol, Amsterdam, Netherlands
[3] Columbia Univ, New York State Psychiat Inst, Coll Phys & Surg, New York, NY USA
[4] Columbia Univ, Coll Phys & Surg, Dept Psychiat, New York, NY USA
[5] Northwestern Univ, Ann & Robert H Lurie Childrens Hosp Chicago, Dept Pediat, Div Adolescent Med, Chicago, IL 60611 USA
[6] Univ Texas Med Branch, Dept Psychiat, Galveston, TX 77555 USA
[7] Univ Calif San Francisco, Benioff Childrens Hosp, Dept Pediat, Div Endocrinol,Child & Adolescent Gender Ctr, San Francisco, CA 94143 USA