Authors: Madeline A Morris; Sean R Jacobson; Gregory L Kinney; Donald P Tashkin; Prescott G Woodruff; Eric A Hoffman; Richard E Kanner; Christopher B Cooper; M Brad Drummond; R Graham Barr; Elizabeth C Oelsner; Barry J Make; MeiLan K Han; Nadia N Hansel; Wanda K O'Neal; Russell P Bowler Journal: Chronic Obstr Pulm Dis Date: 2018-01-24