@Book{RANME20161485447, title = "C\'{a}ncer de colon : diagn\'{o}stico", author = "MICHANS, Juan R", publisher = "Buenos Aires : Sociedad Argentina de Cirujanos", editor = "Sociedad Argentina de Cirujanos", URL = "http://bibliotecavirtual.ranm.es/ranm/es/consulta/registro.do?id=50544", year = "1958", }