>The country’s National Health Service stopped the routine prescription of puberty blocker treatments to anyone under 18 as treatment for gender dysphoria following a landmark review into gender identity services undertaken by Hilary Cass, one of the country’s top pediatricians.

A review which has a very long critique sections on Wikipedia specifically about the puberty blocker issue: https://en.wikipedia.org/wiki/Cass_Review#Response_from_othe...