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Topic: | Use of Dietary Supplements |
Questionnaire Title: | Diet History Questionnaire |
Keywords: | |
Principal Investigator(s): | A. Subar |
Type of Questionnaire: | Self-administered optical scan |
Last Year of Data Collection: | 2000 |
Short/Long Form: | Short Form |
Citation(s): | Subar AF, Ziegler RG, Thompson FE, Johnson CC, Weissfeld JL, Reding D, Kavounis KH, Hayes RB. Is shorter always better? Relative importance of dietary questionnaire length and cognitive ease on response rates and data quality. Am J Epidemiol 2001;153:404-409. |
Available Formats: | PDF - Word |