Tokyo 2020: What are the testosterone rules in women's athletics?

The complex testosterone regulations in track and field have become an issue again at the Olympics after two teenagers from Namibia qualified for the women’s 200-meter final

Five women banned from Tokyo Olympics events – The Hill

New Olympic Framework Backs Inclusion

Caster Semenya - latest news, breaking stories and comment - The Independent

Men with low testosterone could compete with women' – Russian Olympic legend weighs in on transgender row — RT Sport News

Tokyo Olympics: Star-Studded Line Up Takes Center Stage In Women's 200m Final Amid Testosterone Controversy - Forbes Africa

Will new Olympics rules exclude or include transgender athletes?

Rules governing Olympic runners send a disturbing message to female athletes, especially those who are Black

Olympics: Namibian runner's silver stirs testosterone debate - Yahoo Sports

Olympics: Namibia's sprinters highlight a flawed testosterone testing system – The Mail & Guardian