title: Primary prostheses for all patients over 67.
mesh_terms: D000328:Adult; D000367:Age Factors; D000368:Aged; D001858:Bone Nails; D005260:Female; D005265:Femoral Neck Fractures / Q000601:surgery*; D006622:Hip Prosthesis; D006801:Humans; D008875:Middle Aged