title: Secondary data analysis: a valuable resource.
authors.affiliation: School of Nursing, University of Virginia, Charlottesville.
authors.forename: C
authors.initials: C
authors.lastname: Gleit
authors.forename: B
authors.initials: B
authors.lastname: Graham
mesh_terms: D000368:Aged; D003627:Data Interpretation, Statistical; D001330:Electronic Data Processing; D006306:Health Surveys; D006620:Hip Fractures / Q000209:etiology; D006801:Humans; D012307:Risk Factors