@article{article870d8fa2,
title   = {Vitamin A deficiency among Brazilian school-aged children in a healthy child service},
author = {Custodio, V. I. C. and Daneluzzi, Júlio Cesar and Custodio, R. J. and Del Ciampo, Luiz Antonio and Ferraz, I. S. and Martinelli Júnior, Carlos Eduardo and Ricco, Rubens Garcia and Cupo, Palmira and Hering, Sylvia Evelyn and Meirelles, M. S. S. and Vannucchi, Hélio},
year = {2009},
doi = {10.1038/sj.ejcn.1602962},
journal   = {European Journal of Clinical Nutrition}
}