Stress and ulceration in the glandular and nonglandular portions of the rat's stomach.
D000818:Animals; D001007:Anxiety; D003214:Conditioning, Classical; D003220:Conflict, Psychological; D004597:Electroshock; D005239:Fear; D005260:Female; D005508:Food Deprivation; D005753:Gastric Mucosa / Q000503:physiopathology; D006801:Humans; D007103:Immobilization; D008297:Male; D010775:Photic Stimulation; D051381:Rats; D013276:Stomach Ulcer / Q000209:etiology* / Q000503:physiopathology; D013315:Stress, Psychological; D013997:Time Factors