Affiliation: | 1. Respiratory Research Unit, Instituto de Investigación Biomédica de A Coru?a (INIBIC)/Complexo Hospitalario Universitario, , A Coru?a, Spain;2. Cellular Biotechnology Unit, Instituto de Salud Carlos III, , Madrid, Spain;3. Respiratory Department, Hospital de la Santa Creu i Sant Pau, Universitat Autònoma de Barcelona, , Barcelona, Spain |