title: Pneumonia diagnosis in elderly patient with a bivalve shell lodged in the mid-esophagus.
authors.affiliation: Servicio de Geriatría, Hospital Central de la Cruz Roja San José y Santa Adela, Madrid, España. Electronic address: plpardo@hotmail.com.
authors.forename: P
authors.initials: P
authors.lastname: López Pardo
authors.affiliation: Servicio de Geriatría, Hospital Central de la Cruz Roja San José y Santa Adela, Madrid, España.
authors.forename: C
authors.initials: C
authors.lastname: Jiménez Rojas
authors.affiliation: Servicio de Geriatría, Hospital Central de la Cruz Roja San José y Santa Adela, Madrid, España.
authors.forename: M
authors.initials: M
authors.lastname: Isach Comallonga