TY - JOUR T1 - Surgical approaches for lung volume reduction in emphysema JF - Clinical Medicine JO - Clin Med SP - 558 LP - 558 DO - 10.7861/clinmedicine.14-5-558 VL - 14 IS - 5 AU - Emma Crawford AU - Koottalai Srinivasan AU - Harmesh Moudgil AU - Thirumalairengarajan Naicker AU - Nawaid Ahmad Y1 - 2014/10/01 UR - http://www.rcpjournals.org/content/14/5/558.1.abstract ER -