PT - JOURNAL ARTICLE AU - Tobias Welte AU - Marc Miravitlles TI - Viral, bacterial or both? Regardless, we need to treat infection in COPD AID - 10.1183/09031936.00041914 DP - 2014 Jul 01 TA - European Respiratory Journal PG - 11--13 VI - 44 IP - 1 4099 - http://erj.ersjournals.com/content/44/1/11.short 4100 - http://erj.ersjournals.com/content/44/1/11.full SO - Eur Respir J2014 Jul 01; 44