1. Dietary survey methods in studies on cardiovascular epidemiology;Keys;Voeding,1965
2. Sources of error in dietary surveys;Fidanza;Bibl. Nutr. Dieta,1974
3. Burk, M.C., and Paq, E.M.: Methodology for large-scale surveys of household and individual diets. Home Economics Research Report No. 40, Agricultural Research Service, USDA, 1976.
4. Methodology in collection of food consumption data;Pekkarinen;World Rev. Nutr. Diet.,1970
5. Methods of dietary investigation;Huenemann;J. Am. Dietet. A.,1942