title: RSA study comparing the migration of Charnley Elite and Exeter hip stems.
authors.forename: Martyn L
authors.initials: ML
authors.lastname: Porter
authors.forename: Brian
authors.initials: B
authors.lastname: Derbyshire
mesh_terms: D019644:Arthroplasty, Replacement, Hip; D005269:Femur; D005548:Foreign-Body Migration / Q000000981:diagnostic imaging / Q000209:etiology*; D006622:Hip Prosthesis / Q000009:adverse effects*; D006801:Humans; D011474:Prosthesis Design; D011475:Prosthesis Failure; D011859:Radiography