title: [Lumbar abscess secundary to retained gallstones].
authors.affiliation: Sección de Cirugía de Urgencias, Hospital General Universitario Gregorio Marañón de Madrid, España. agmarin80@hotmail.com
authors.forename: Andrés
authors.initials: A
authors.lastname: García Marín
authors.forename: Jorge
authors.initials: J
authors.lastname: Martín Gil
authors.forename: Teresa
authors.initials: T
authors.lastname: Sánchez Rodríguez
authors.forename: Jorge
authors.initials: J
authors.lastname: de Tomás Palacios
authors.forename: Fernando
authors.initials: F
authors.lastname: Turégano Fuentes