title: Letter to the editor: the withdrawn ASR™ THA and hip resurfacing systems: how have our patients fared over 1 to 6 years?
authors.forename: Harlan C
authors.initials: HC
authors.lastname: Amstutz
authors.forename: Michel J
authors.initials: MJ
authors.lastname: Le Duff
mesh_terms: D019644:Arthroplasty, Replacement, Hip / Q000379:methods*; D005260:Female; D006621:Hip Joint / Q000601:surgery*; D006622:Hip Prosthesis; D006801:Humans; D008297:Male; D057052:Medical Device Recalls; D011475:Prosthesis Failure