FWIW, Jonathan Shay's /Achilles in Vietnam: Combat Trauma and the Undoing of Character/ [1] touches on this. It's a good book.

IDK if Shay's book qualifies as "professional literature", but he was certainly a professional (VA psychiatrist), and I have the impression it was fairly influential.

[1] https://www.amazon.com/Achilles-Vietnam-Combat-Undoing-Chara...