title: Postal surveys: is it worth the effort?
authors.forename: J S
authors.initials: JS
authors.lastname: Yeap
authors.forename: J K
authors.initials: JK
authors.lastname: Yeap
authors.forename: N G
authors.initials: NG
authors.lastname: Ruslan
mesh_terms: D019644:Arthroplasty, Replacement, Hip; D006801:Humans; D008296:Malaysia; D009985:Orthopedics; D011177:Postal Service; D012955:Societies, Medical; D011795:Surveys and Questionnaires / Q000592:standards*