PT - JOURNAL ARTICLE AU - Marie Bruyneel AU - Vincent Ninane TI - Extrathoracic hyperinflation AID - 10.1136/thoraxjnl-2017-210804 DP - 2017 Sep 02 TA - Thorax PG - thoraxjnl-2017-210804 4099 - http://thorax.bmj.com/content/early/2017/09/02/thoraxjnl-2017-210804.short 4100 - http://thorax.bmj.com/content/early/2017/09/02/thoraxjnl-2017-210804.full