Is there any evidence that the soldier in this photo has shell shock? (Alternate question: is the soldier in this photo a good example of shell shock?) : r/AskHistorians

Shell Shock in New Zealand Advances in the History of Psychology

SHELL SHOCK' by Pen-Tacular-Artist on DeviantArt

Articles - page 2

Canada and the First World War : r/history

What are the most chilling images of shell-shocked soldiers from WWI? - Quora

What are the most chilling images of shell-shocked soldiers from WWI? - Quora

From shell shock to PTSD: proof of war's traumatic history

WWI Shell Shock, Overview, Symtoms & Treatment - Video & Lesson Transcript

Shell shocked