War-time incidence of peptic ulcer, its predisposing causes and some simultaneous symptoms of other diseases.
D001699:Biometry; D004194:Disease; D015994:Incidence; D010437:Peptic Ulcer / Q000453:epidemiology* / Q000209:etiology* / Q000706:statistics & numerical data*; D014857:Warfare
PEPTIC ULCER/epidemiology and statistics; PEPTIC ULCER/etiology and pathogenesis; WAR/diseases