title: Does requesting sensitive information on postal questionnaires have an impact on response rates? A randomised controlled trial in the south west of England.
authors.affiliation: Department of Social Medicine, University of Bristol.
authors.forename: T J
authors.initials: TJ
authors.lastname: Peters
authors.forename: I M
authors.initials: IM
authors.lastname: Harvey
authors.forename: M O
authors.initials: MO
authors.lastname: Bachmann
authors.forename: J I
authors.initials: JI
authors.lastname: Eachus
mesh_terms: D000328:Adult; D000368:Aged; D003219:Confidentiality; D004739:England; D005260:Female; D006306:Health Surveys; D006801:Humans; D008297:Male; D008875:Middle Aged; D010358:Patient Participation; D010865:Pilot Projects; D011795:Surveys and Questionnaires