PT - JOURNAL ARTICLE AU - JM Shneerson TI - The changing role of mechanical ventilation in COPD AID - 10.1183/09031936.96.09030393 DP - 1996 Mar 01 TA - European Respiratory Journal PG - 393--398 VI - 9 IP - 3 4099 - http://erj.ersjournals.com/content/9/3/393.short 4100 - http://erj.ersjournals.com/content/9/3/393.full SO - Eur Respir J1996 Mar 01; 9