1. Food Consumption Surveys in the US Department of Agriculture;Tippett;Nutr Today,1999
2. US Department of Health and Human Services, Centers for Disease Control and Prevention, National Center for Health Statistics, National Health and Nutrition Examination Survey. Available at: http://www.cdc.gov/nchs/nhanes.htm. Accessed December 1, 2002.
3. Integration of the Continuing Survey of Food Intakes by Individuals and the National Health and Nutrition Examination Survey;Dwyer;J Am Diet Assoc,2001
4. Improved method for the 24-hour dietary recall for use in national surveys;Moshfegh;FASEB J,1999
5. An improved approach to 24-hour dietary recall methodology;Moshfegh;Ann Nutr Metab,2001