RT Journal Article SR Electronic T1 Bronchoscopic lung volume reduction for emphysema: where next? JF European Respiratory Journal JO Eur Respir J FD European Respiratory Society SP 1287 OP 1289 DO 10.1183/09031936.00217411 VO 39 IS 6 A1 Pallav L. Shah A1 Nicholas S. Hopkinson YR 2012 UL http://erj.ersjournals.com/content/39/6/1287.abstract AB