Food Frequency Questionnaire -- American Diet
Diet History Questionnaire
Self-administered optical scan
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.
Subar AF, Thompson FE, Kipnis V, Midthune D, Hurwitz P, McNutt S, McIntosh A, Rosenfeld S. Comparative validation of the Block, Willett, and National Cancer Institute food frequency questionnaires: The Eating at America's Table Study (EATS). Am J Epidemiol 2001; In Press.