Tracing the Meaning of 'Shell Shock' Over Time

Shell shock - Wikipedia

A century after 'shell shock,' struggle to address post-combat

From shell-shock to PTSD, a century of invisible war trauma

The Forgotten Female Shell-Shock Victims of World War I - The Atlantic

Shell Shock as a Metaphor in the Modernist Novels of Ford and Woolf

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

War Psychiatry and Shell Shock International Encyclopedia of the First World War (WW1)

Shell Shock, The Loud House Encyclopedia

Shell-shocked: Rare snail loses out in love triangle

Combat stress reaction - Wikipedia