TY  - GEN
AU  - Porrini,M
AU  - Gentile,M G
AU  - Fidanza,F
TI  - Biochemical validation of a self-administered semi-quantitative food-frequency questionnaire
SN  - 0007-1145
PY  - 1995///1121
KW  - Adult
KW  - Ascorbic Acid
KW  - blood
KW  - Carotenoids
KW  - Diet Records
KW  - Eating
KW  - Female
KW  - Humans
KW  - Male
KW  - Nitrogen
KW  - analysis
KW  - Phosphorus
KW  - urine
KW  - Potassium
KW  - Reproducibility of Results
KW  - Surveys and Questionnaires
KW  - Urea
KW  - Vitamin E
KW  - beta Carotene
N1  - Publication Type: Journal Article; Research Support, Non-U.S. Gov't
UR  - https://doi.org/10.1079/bjn19950138
ER  -