title: Randomized controlled clinical trials and meta-analyses.
authors.affiliation: Institute of Clinical Osteology and German Osteology Foundation, Am Hylligen Born 7, 31812, Bad Pyrmont, Germany. iko_pyrmont@t-online.de.
authors.forename: Michael
authors.initials: M
authors.lastname: Pfeifer
mesh_terms: D000058:Accidental Falls / Q000517:prevention & control; D000368:Aged; D050071:Bone Density Conservation Agents / Q000627:therapeutic use; D002118:Calcium / Q000627:therapeutic use; D005260:Female; D006801:Humans; D008297:Male; D015201:Meta-Analysis as Topic; D008875:Middle Aged; D010024:Osteoporosis; D016032:Randomized Controlled Trials as Topic; D014807:Vitamin D / Q000627:therapeutic use
chemical_list: D050071:Bone Density Conservation Agents; D014807:Vitamin D; D002118:Calcium