Relationship of conditioned anxiety to stomach ulceration and acidity in rats.
D000818:Animals; D001007:Anxiety / Q000150:complications*; D003214:Conditioning, Classical; D003213:Conditioning, Psychological; D004597:Electroshock; D005508:Food Deprivation; D005750:Gastric Juice / Q000032:analysis*; D006801:Humans; D008027:Light; D008297:Male; D008722:Methods; D051381:Rats; D013276:Stomach Ulcer / Q000209:etiology*; D013312:Stress, Physiological; D013564:Sympathetic Nervous System / Q000502:physiology; D013997:Time Factors