title: Letter regarding: "improving acetabular cup orientation in total hip arthroplasty by using smartphone technology".
authors.forename: Geert
authors.initials: G
authors.lastname: Meermans
authors.forename: Jan Jaap
authors.initials: JJ
authors.lastname: Kats
mesh_terms: D000077:Acetabulum / Q000601:surgery*; D019644:Arthroplasty, Replacement, Hip / Q000295:instrumentation* / Q000379:methods*; D040421:Cell Phone; D005260:Female; D006621:Hip Joint / Q000601:surgery*; D006801:Humans; D008297:Male