title: Sedentary work in middle life and fracture of the proximal femur.
authors.forename: E F
authors.initials: EF
authors.lastname: Heineman
mesh_terms: D005260:Female; D006620:Hip Fractures / Q000209:etiology*; D006801:Humans; D008297:Male; D008875:Middle Aged; D009790:Occupations; D005082:Physical Exertion; D012307:Risk Factors