1. Burk, M.C., and Pao, E.M.: Methodology for large-scale surveys of household and individual diets. Home Economics Research Report No. 40, U.S. Department of Agriculture, 1976.
2. Pao, E.M., Sykes, K.E., and Cypel, Y.S.: Methodological research for large-scale dietary intake surveys, 1975-1988. U.S. Department of Agriculture. In press.
3. Dietary methodology;Young,1981
4. The problem of memory in nutritional epidemiological research;Dwyer;J Am Diet Assoc,1987
5. A data-based approach to diet questionnaire design and testing;Block;Am J Epidemiol,1986