The trans man whose pioneering surgery was a Russian state secret for decades.

(Image from Unsplash)

Dr. Viktors Kalnbērzs still remembers the day in the winter of 1968 when the phone in his office rang and changed his life forever.

On the other end of the line was his friend Vladimir Demikhov, a pioneering transplantology surgeon, who told him about a potential patient named Inna.