PT - JOURNAL ARTICLE AU - A. Singh TI - Beyond the “ABC approach” AID - 10.1183/09031936.00072207 DP - 2007 Oct 01 TA - European Respiratory Journal PG - 812--812 VI - 30 IP - 4 4099 - http://erj.ersjournals.com/content/30/4/812.short 4100 - http://erj.ersjournals.com/content/30/4/812.full SO - Eur Respir J2007 Oct 01; 30