@Book{RANME20161150307, title = "Qu\'{e} es la medicina", author = "MAZZEI, Egidio S", publisher = "Buenos Aires : columba", editor = "columba", series = "(Esquemas) (90)", URL = "http://bibliotecavirtual.ranm.es/ranm/es/consulta/registro.do?id=17030", year = "1968", }