Block vs Willett: a debate on the validity of food frequency questionnaires.
Longnecker
M P
MP
Chen
M J
MJ
Caan
B
B
D000328:Adult; D000368:Aged; D015930:Diet Records; D004435:Eating; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D015203:Reproducibility of Results; D011795:Surveys and Questionnaires