Cost Effectiveness of a Prize Draw on Response to a Postal Questionnaire: Results of a Randomised Trial among Orthopaedic Outpatients in Edinburgh
Anne P. Leigh Brown, Helen E. R. Lawrie, Andrew D. M. Kennedy, Jennifer A. G. Webb, David J. Torgerson and Adrian M. GrantVolume:
51
Language:
english
Journal:
Journal of Epidemiology and Community Health (1979-)
DOI:
10.2307/25568518
Date:
August, 1997
File:
PDF, 302 KB
english, 1997