title: Synergistic effect of vitamin D and calcium in preventing proximal femoral fractures in older patients.
authors.forename: Pawel
authors.initials: P
authors.lastname: Szulc
authors.forename: Pierre Jean
authors.initials: PJ
authors.lastname: Meunier
mesh_terms: D000368:Aged; D002118:Calcium / Q000008:administration & dosage*; D004357:Drug Synergism; D005260:Female; D005264:Femoral Fractures / Q000209:etiology / Q000517:prevention & control*; D006801:Humans; D006962:Hyperparathyroidism, Secondary / Q000150:complications / Q000517:prevention & control*; D008875:Middle Aged; D015663:Osteoporosis, Postmenopausal / Q000150:complications / Q000517:prevention & control*; D014807:Vitamin D / Q000008:administration & dosage*
chemical_list: D014807:Vitamin D; D002118:Calcium