The role of hyperchlorhydria in the etiology of headache and "headache food relief rhythm" in ulcer dyspepsia.
D004415:Dyspepsia; D006261:Headache / Q000209:etiology*; D006801:Humans; D010437:Peptic Ulcer; D013272:Stomach Diseases; D014456:Ulcer
HEADACHE/etiology and pathogenesis; PEPTIC ULCER