Nunes, Andréa Cristina Lins, Mariana Oliveira de Alencar Ramalho, Vilma Costa de Macêdo, Paulo Germano de Frias, e Ivanise Tibúrcio Cavalcanti da Silva. 2012. “Prevalence of the Use of Artificial Nipples in Children under One Year Old”. Rev Rene 13 (5). https://periodicos.ufc.br/rene/article/view/4136.