Assessment of indicators of vitamin A status in non-cirrhotic chronic hepatitis C patients - Santana, Rodrigo de Carvalho; Machado, Alcyone Artioli; Martinelli, Ana de Lourdes Candolo; Jordão Júnior, Alceu Afonso; Ramalho, Leandra Naíra Zambelli; Vannucchi, Hélio (Brazilian Journal of Medical and Biological Research, 2016)