@Book{RANME20161601922, title = "Um caso raro de circunvolu\c{c}ao do cordao umbilical \`{a} roda do tronco do feto", author = "CABRAL DA COSTA-SACADURA, Sebastiao", publisher = "Lisboa : [s. n.]", editor = "[s. n.]", URL = "http://bibliotecavirtual.ranm.es/ranm/es/consulta/registro.do?id=62192", year = "1944", }