PT - JOURNAL ARTICLE AU - Benjamin M Smith AU - Eric A Hoffman AU - R Graham Barr TI - Author's response: Airway anatomy in COPD: many dimensions to consider AID - 10.1136/thoraxjnl-2014-206606 DP - 2015 Jun 01 TA - Thorax PG - 585--585 VI - 70 IP - 6 4099 - http://thorax.bmj.com/content/70/6/585.short 4100 - http://thorax.bmj.com/content/70/6/585.full SO - Thorax2015 Jun 01; 70