I've written a response but unfortunately it doesn't fit in a comment. I think this is reasonable since your linked article doesn't either. Hopefully you'll consider this:
> It is known that the brains of males and females are different. Evidence further suggests that brain anatomy and neuronal signaling pathways are more closely aligned with a person’s perceived gender identity.
https://en.wikipedia.org/wiki/Transgender_history
https://en.wikipedia.org/wiki/Timeline_of_transgender_histor...
FWiW I'm neither here nor there on the matter, I just happen to have read books and travelled the world for 60 odd years.