PT - JOURNAL ARTICLE AU - Anders Ostrem AU - Siân Williams AU - Hilary Pinnock TI - We must join forces in the battle against COPD AID - 10.1183/13993003.00660-2015 DP - 2015 Nov 01 TA - European Respiratory Journal PG - 1526--1528 VI - 46 IP - 5 4099 - http://erj.ersjournals.com/content/46/5/1526.short 4100 - http://erj.ersjournals.com/content/46/5/1526.full SO - Eur Respir J2015 Nov 01; 46