Invited commentary: comparison of the Block and the Willett food frequency questionnaires.

• 15 December 1998
• journal article
• research article
• Published by Oxford University Press (OUP) in American Journal of Epidemiology
• Vol. 148  (12) , 1160-1161
• https://doi.org/10.1093/oxfordjournals.aje.a009601

Abstract

Keywords

• BLOCK
• FOOD FREQUENCY
• INVITED COMMENTARY
• FREQUENCY QUESTIONNAIRES
• WILLETT FOOD