Calcium absorption following gastric resection.
D000328:Adult; D000368:Aged; D001847:Bone Diseases / Q000209:etiology* / Q000378:metabolism; D002118:Calcium / Q000378:metabolism*; D006801:Humans; D007408:Intestinal Absorption; D008286:Malabsorption Syndromes / Q000209:etiology / Q000378:metabolism*; D008297:Male; D008875:Middle Aged; D011178:Postgastrectomy Syndromes / Q000378:metabolism*
D002118:Calcium