Brazilian network for the surveillance of maternal potentially life threatening morbidity and maternal near-miss and a multidimensional evaluation of their long term consequences - Cecatti, J G; Souza, J P; Parpinelli, M A; Camargo, R S; Pacagnella, R C; Silveira, C; Brazilian Network for Surveillance of Severe Maternal Morbidity (Reprod Health, 2009)