Andrade, Mônica Pinheiro, Maria Ivoneide Veríssimo de Oliveira, José Gomes Bezerra Filho, Maria Gorete Andrade Bezerra, Lívia Silva de Almeida, and Maria Altamira Castro e Veras. 2009. “Precocious Weaning: Habits of Living Among Mothers Attended at a Primary Health Care Center in Fortaleza, Ceara”. Rev Rene 10 (1). http://www.periodicos.ufc.br/rene/article/view/4742.