title: Study Design for Vitamin D Randomized Clinical Trials-Reply.
authors.affiliation: The UKK Institute for Health Promotion Research, Tampere, Finland2Department of Research, Tampere University Hospital, Tampere, Finland.
authors.forename: Kirsti
authors.initials: K
authors.lastname: Uusi-Rasi
authors.affiliation: The UKK Institute for Health Promotion Research, Tampere, Finland.
authors.forename: Radhika
authors.initials: R
authors.lastname: Patil
authors.affiliation: The UKK Institute for Health Promotion Research, Tampere, Finland.
authors.forename: Kari
authors.initials: K
authors.lastname: Tokola
mesh_terms: D000058:Accidental Falls / Q000517:prevention & control*; D005081:Exercise Therapy / Q000379:methods*; D005260:Female; D006801:Humans; D014807:Vitamin D
chemical_list: D014807:Vitamin D