title: Alumina on alumina total hip arthroplasty in patients under 50 years of age.
authors.affiliation: Department of Orthopaedic and Trauma Surgery, Hospital Lariboisiere, Paris - France.
authors.forename: J
authors.initials: J
authors.lastname: Witvoet
authors.forename: P
authors.initials: P
authors.lastname: Bizot
authors.forename: L
authors.initials: L
authors.lastname: Bannalec
authors.forename: R
authors.initials: R
authors.lastname: Nizard
authors.forename: L
authors.initials: L
authors.lastname: Sedel