title: Optimal calcium intake.
authors.forename: R P
authors.initials: RP
authors.lastname: Heaney
mesh_terms: D002119:Calcium Carbonate / Q000008:administration & dosage* / Q000493:pharmacokinetics; D002951:Citrates / Q000008:administration & dosage* / Q000493:pharmacokinetics; D019343:Citric Acid; D006801:Humans; D009751:Nutritional Requirements
chemical_list: D002951:Citrates; D019343:Citric Acid; D002119:Calcium Carbonate