The effect of 1 alpha hydroxy D3 on calcium absorption in a geriatric population.
D000368:Aged; D001851:Bone Diseases, Metabolic / Q000188:drug therapy*; D002118:Calcium / Q000378:metabolism*; D002128:Calcium Metabolism Disorders / Q000188:drug therapy*; D005260:Female; D006801:Humans; D006887:Hydroxycholecalciferols / Q000627:therapeutic use*; D007408:Intestinal Absorption; D008297:Male
D006887:Hydroxycholecalciferols; D002118:Calcium; C008088:alfacalcidol