Intestinal absorption of calcium in fasting patients.
D000328:Adult; D002118:Calcium / Q000378:metabolism*; D002127:Calcium Isotopes; D004038:Diet, Reducing; D005215:Fasting; D006801:Humans; D007408:Intestinal Absorption; D009765:Obesity / Q000628:therapy
D002127:Calcium Isotopes; D002118:Calcium