title: [Prolonged breastfeeding. A complex process and yet poorly known].
authors.forename: Isabel Maria Dos Santos Cascão
authors.initials: IM
authors.lastname: Pedro
mesh_terms: D001942:Breast Feeding / Q000706:statistics & numerical data*; D005260:Female; D006801:Humans; D007229:Infant Welfare; D007231:Infant, Newborn; D008429:Maternal Welfare; D013997:Time Factors