Vitamin A supplementation

methodologies for field trials

By National Research Council (U.S.). Subcommittee on Vitamin A Deficiency, Prevention, and Control

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Publish Date

1987

Publisher

National Academy Press

Language

eng

Pages

Description:

subjects: Clinical Trials as Topic, Methods, Developing Countries, Vitamin A Deficiency, Mortality, Prevention & control, Child, Infant, Vitamin A deficiency in children, Children, Nutrition