2 results
Statistical approaches for assessing the relative validity of a food-frequency questionnaire: use of correlation coefficients and the kappa statistic
-
- Journal:
- Public Health Nutrition / Volume 6 / Issue 3 / June 2003
- Published online by Cambridge University Press:
- 02 January 2007, pp. 313-321
-
- Article
-
- You have access
- Export citation
The effect of personal characteristics on the validity of nutrient intake estimates using a food-frequency questionnaire
-
- Journal:
- Public Health Nutrition / Volume 9 / Issue 3 / May 2006
- Published online by Cambridge University Press:
- 02 January 2007, pp. 394-402
-
- Article
-
- You have access
- Export citation