Mudança de sexo aos 12?

http://www.mirror.co.uk/news/world-news/inside-mysterious-village-young-girls-10947066

Citando:
"Around one in 90 children born in Las Salinas, in the Dominican Republic's Barahona province, are born with the condition which sees them naturally transform from females to males during puberty.

Referred to as "guevedoces", which translates to "penis at 12", the rare disorder featured in the BBC series Countdown to Life: The Extraordinary Making of You in which youngsters were interviewed."