Circadian rhythm of gastric acid secretion in man.
D000328:Adult; D000368:Aged; D001274:Atmospheric Pressure; D002940:Circadian Rhythm; D004381:Duodenal Ulcer / Q000503:physiopathology; D005750:Gastric Juice / Q000378:metabolism*; D006801:Humans; D001239:Inhalation; D008027:Light; D008875:Middle Aged; D011677:Punctures; D012636:Secretory Rate; D013696:Temperature; D013821:Thermometers; D014680:Veins / Q000601:surgery