PT - JOURNAL ARTICLE ED - , TI - Correction AID - 10.1136/bmjresp-2014-000022corr1 DP - 2014 Jun 01 TA - BMJ Open Respiratory Research PG - e000022corr1 VI - 1 IP - 1 4099 - http://bmjopenrespres.bmj.com/content/1/1/e000022corr1.short 4100 - http://bmjopenrespres.bmj.com/content/1/1/e000022corr1.full SO - BMJ Open Resp Res2014 Jun 01; 1