Nutrition of Nigerian peasant farmers, with special reference to the effects of vitamin A and riboflavin deficiency.
NICOL
B M
BM
D000383:Agriculture; D004046:Dietetics; D006801:Humans; D052756:Nutritional Sciences; D009752:Nutritional Status; D012256:Riboflavin; D012257:Riboflavin Deficiency; D014801:Vitamin A
D014801:Vitamin A; D012256:Riboflavin