RT Journal Article SR Electronic T1 Delineating the hierarchy of lung progenitor cells and their response to influenza JF European Respiratory Journal JO Eur Respir J FD European Respiratory Society SP 315 OP 317 DO 10.1183/09031936.00011915 VO 46 IS 2 A1 Jonathan L. McQualter A1 Geoffrey J. Laurent YR 2015 UL http://erj.ersjournals.com/content/46/2/315.abstract AB