Validity of a food frequency questionnaire to estimate mean nutrient intake of Italian school children
Roberto Bellù, Enrica Riva, Maria Teresa Ortisi, Roberta De Notaris, Isabella Santini, Marcello GiovanniniVolume:
16
Year:
1996
Language:
english
Pages:
201
DOI:
10.1016/0271-5317(96)00003-6
File:
PDF, 307 KB
english, 1996