@inproceedings{inproceedingsd56a18a1,
title   = {Detection of vitamin a deficiency in brazilian children living in the urban sone using the +S30DR test},
author = {Ferraz, Ivan Savioli and Daneluzzi, Julio Cesar and Vannucchi, Hélio and Jordão Junior, Alceu Afonso and Ricco, Rubens Garcia and Del Ciampo, Luiz Antonio and Dalboni, V. and Martinelli Júnior, Carlos Eduardo and Engelberg, Alexander Antony D'Angio and Bonilha, Luís Roberto de Castro Martins},
year = {2001},
booktitle   = {International Vitamin A Consultative Group Meeting}
}