European Journal of Epidemiology, 11(2): 133-139, 1995
Romero-Abal, M., Mendoza, I., Bulux, J., & Solomons, N. Blood Retinol and β-Carotene Levels in Rural Guatemalan Preschool Children.
Read moreRomero-Abal, M., Mendoza, I., Bulux, J., & Solomons, N. Blood Retinol and β-Carotene Levels in Rural Guatemalan Preschool Children.
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