Agriculture & Biology
nutrient intake
100%
eyes
69%
pyridoxine
31%
folic acid
28%
energy intake
25%
vitamin E
24%
gender
23%
food intake
22%
ascorbic acid
20%
zinc
20%
food frequency questionnaires
18%
calcium
15%
niacin
14%
cross-sectional studies
14%
riboflavin
14%
thiamin
13%
energy requirements
13%
vitamin A
12%
carotenoids
10%
analysis of variance
10%
testing
9%
cholesterol
9%
iron
9%
carbohydrates
8%
proteins
8%
nutrients
7%
energy
7%
lipids
6%
sampling
4%
Medicine & Life Sciences
Nutrients
75%
Eye
54%
Population
34%
Vitamin B 6
27%
Vitamin E
23%
Energy Intake
22%
Ascorbic Acid
22%
Folic Acid
21%
Zinc
21%
Calcium
15%
Elderly
14%
Vitamin B Complex
14%
Riboflavin
13%
Niacin
13%
Thiamine
13%
Carotenoids
13%
Vitamin A
11%
African Continental Ancestry Group
10%
European Continental Ancestry Group
10%
Carbohydrates
9%
Iron
9%
Analysis of Variance
8%
Fats
8%
Proteins
8%
Cholesterol
8%
Food
7%
Cross-Sectional Studies
7%