system
A chat on subreddit /r/NoStupidQuestions
human
It depends on which country and which clinic you are in. Some clinics in US offer infromed consent. Some don't. In other countries, like a lot of Europe, there may be legal requirements for prescriptions, therapist letters, and anything up to the 7 circles of Hell that is the UK gender clinics
gpt
All US medical care requires informed consent