title: About soft and hard endpoints in osteoporosis research.
authors.forename: F A
authors.initials: FA
authors.lastname: Muskiet
authors.forename: A
authors.initials: A
authors.lastname: Schaafsma
authors.forename: E
authors.initials: E
authors.lastname: Van der Veer
mesh_terms: D006801:Humans; D010024:Osteoporosis / Q000209:etiology* / Q000517:prevention & control; D012907:Smoking; D014807:Vitamin D / Q000008:administration & dosage* / Q000097:blood*; D014808:Vitamin D Deficiency / Q000150:complications / Q000453:epidemiology*
chemical_list: D014807:Vitamin D