title: [E. Sudmann and colleagues reply].
authors.forename: Einar
authors.initials: E
authors.lastname: Sudmann
authors.forename: Knut Rasmus
authors.initials: KR
authors.lastname: Ramstad
authors.forename: Lars Birger
authors.initials: LB
authors.lastname: Engesæter
mesh_terms: D019644:Arthroplasty, Replacement, Hip / Q000266:history*; D005265:Femoral Neck Fractures / Q000601:surgery*; D006622:Hip Prosthesis / Q000266:history*; D006801:Humans