Missing Data in a Long Food Frequency Questionnaire: Are Imputed Zeroes Correct?
Gary E. Fraser, Ru Yan, Terry L. Butler, Karen Jaceldo-Siegl, W. Lawrence Beeson and Jacqueline ChanVolume:
20
Language:
english
Journal:
Epidemiology
DOI:
10.2307/20485702
Date:
March, 2009
File:
PDF, 879 KB
english, 2009