: An analysis of the literature published in PMC highlights that transgender-specific research accounts for less than 3% of all LGBT articles, pointing to a significant need for more study in areas like geriatric and pediatric care. 3. Personal and Ideological Reviews

Recent literature reviews provide a broad overview of how the concept of trans identity has evolved:

Scientific reviews often focus on the efficacy and impact of gender-affirming care:

: A systematic review of scholarly research from Cornell University found that gender transition is highly effective in treating gender dysphoria, with regrets being "extremely rare".

: In a Guardian profile , individuals describe being trans as a "normal" way of being that only feels otherwise when external prejudice is applied.

: Books like Helen Joyce’s Trans and Kathleen Stock’s Material Girls are frequently reviewed by organizations like the Women's Liberation Front as essential reading for understanding the political and societal consequences of "gender identity ideology".

: Reviews like MDPI trace the term "transsexualism" back to Magnus Hirschfeld in the 1920s and later Harry Benjamin's landmark work, " The Transsexual Phenomenon ," in 1966.