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Revista Brasileira de Epidemiologia
Print version ISSN 1415-790XOn-line version ISSN 1980-5497

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NEVES, Paulo Augusto Ribeiro; SAUNDERS, Cláudia; BARROS, Denise Cavalcante de  and  RAMALHO, Andréa. Vitamin A supplementation in Brazilian pregnant and postpartum women: a systematic review. Rev. bras. epidemiol. [online]. 2015, vol.18, n.4, pp.824-836. ISSN 1415-790X.