Breastfeeding self efficacy: theoretical reflection about the professional practice of Brazilian nurses - Guimarães, Carolina Maria de Sá; Conde, Raquel Germano; Gomes-Sponholz, Flávia Azevedo; Oriá, Mônica Oliveira Batista; Monteiro, Juliana Cristina dos Santos (Margaret Scott Wright Research and Innovation Day, 2016)