title: Improving the response rates to questionnaires.
authors.forename: Liam
authors.initials: L
authors.lastname: Smeeth
authors.forename: Astrid E
authors.initials: AE
authors.lastname: Fletcher
mesh_terms: D003625:Data Collection / Q000379:methods / Q000706:statistics & numerical data; D006801:Humans; D011177:Postal Service; D011795:Surveys and Questionnaires