Vitamin A intake of Brazilian mothers and retinol concentrations in maternal blood, human milk, and the umbilical cord oleh Thalia Manfrin Martins Deminice, Ivan Savioli Ferraz, Jacqueline Pontes Monteiro, Alceu Afonso Jordão, Lívia Maria Cordeiro Simões Ambrósio, Carlos Alberto Nogueira-de-Almeida