Recruitment and retention of volunteers in a dietary methodology study

Drawert, S.M.; Peters, J.R.; Mullis, R.M.; Hunninghake, D.B.

Journal of the American Dietetic Association 92(2): 221-222

1992


ISSN/ISBN: 0002-8223
PMID: 1737907
Document Number: 397459
This study evaluated the methods used to recruit and retain volunteers to test a short self-administered food-frequency questionnaire designed to assess usual intake of dietary fat and cholesterol and provide educational messages.

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