title: Palliative care in COPD patients: A challenge in modern medicine.
authors.affiliation: Department of Pneumology, Ramon y Cajal Teaching Hospital, The Ramon's y Cajal Health Research Institute (IRYCIS), Alcala de Henares University, Madrid, Spain. E-mail: sdiazlobato@gmail.com.
authors.forename: Salvador Díaz
authors.initials: SD
authors.lastname: Lobato
authors.affiliation: Department of Pneumology, Ramon y Cajal Teaching Hospital, The Ramon's y Cajal Health Research Institute (IRYCIS), Alcala de Henares University, Madrid, Spain. E-mail: sdiazlobato@gmail.com.
authors.forename: Sagrario Mayoralas
authors.initials: SM
authors.lastname: Alises