Journal of Nutrition · 2002 · 278 citations · 17 references
Vitamin NutritionBiochemical IndicatorsOphthalmologySerum RetinolVitamin A DeficiencyDermatologyMedicine
17
Principles of nutritional assessment
Choice Reviews Online · 1990 · 2.8K citations
Nutrition, Nutrition Development, Public Health Nutrition +19
Charles B. Stephensen, Ginny Gildengorin · American Journal of Clinical Nutrition · 2000 · 192 citations
Modern nutrition in health and disease. 8th ed.
C.Richard Fleming · Gastroenterology · 1994 · 192 citations