Martins Pereira, Ana Maria, Gardano Bucharles Mont’Alverne, Daniela, Magalhães da Silva, Raimunda, Paiva Rodrigues, Dafne, Rocha Diógenes, Maria Albertina, da Silva Jacob, Lia Maristela, Furtado Jorge, Herla Maria, Vilela Hipólito, Maiza Claudia, AND Oliveira Moraes, Janaine Chiara. " Pregnant Women’s Perception before the Difficulties of Access to High-Risk Prenatal Care" International Archives of Medicine [Online], Volume 9(5 August 2016)