title: In Response.
authors.affiliation: Department of Anesthesia, Hospital Privado de Comunidad, Mar del Plata, Buenos Aires, Argentina, gtusman@hotmail.com Department of Surgical Sciences section of Anesthesiology and Critical Care, Hedenstierna Laboratory, University Hospital, Uppsala, Sweden, CIBER de Enfermedades Respiratorias, Instituto de Salud Carlos III, Madrid, Spain.
authors.forename: Gerardo
authors.initials: G
authors.lastname: Tusman
authors.forename: Fernando
authors.initials: F
authors.lastname: Suarez-Sipmann