Growth and sexual development of adolescent Egyptian village boys. Effects of zinc, iron, and placebo supplementation.
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W. Darby | L. Grivetti | V. Patwardhan | M. Abdel Moneim | J. P. Carter | J. T. Davis | I. A. Abdou | S. Nasiff | A. Mansour | W. A. Mousa | A. Atta