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Literature DB >> 11394414

Designing a questionnaire. Send a personal covering letter.

Abstract

Source DB: PubMed Journal: BMJ ISSN： 0959-8138

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2 in total

Authors: D H Stone
Journal: BMJ Date: 1993-11-13

Authors: W C Smith; I K Crombie; P D Campion; J D Knox
Journal: Br Med J (Clin Res Ed) Date: 1985-11-23

2 in total