Authors: Rosa de Fátima da Silva Vieira Marques; José Augusto de Aguiar Carrazedo Taddei; Tulio Konstantyner; Fábio Ancona Lopez; Affonso Celso Vieira Marques; Consuelo Silva de Oliveira; Josefina Aparecida Pellegrini Braga Journal: Int Breastfeed J Date: 2015-06-02 Impact factor: 3.461