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Title
Reproducibility and validity of the Diet Quality Index Revised as assessed by use of a food-frequency questionnaire.
Authors
Newby, P K; Hu, Frank B; Rimm, Eric B; Smith-Warner, Stephanie A; Feskanich, Diane; Sampson, Laura; Willett, Walter C
Abstract
The Diet Quality Index Revised (DQI-R) is a dietary assessment instrument based on 10 dietary recommendations reflecting dietary guidelines and policy in the United States.
Publication
The American journal of clinical nutrition, 2003, Vol 78, Issue 5, p941