Lung function in adults with stable but severe asthma: Air trapping and incomplete reversal of obstruction with bronchodilation

Ronald L. Sorkness, Eugene R. Bleecker, William W. Busse, William J. Calhoun, Mario Castro, Kian Fan Chung, Douglas Curran-Everett, Serpil C. Erzurum, Benjamin M. Gaston, Elliot Israel, Nizar N. Jarjour, Wendy C. Moore, Stephen P. Peters, W. Gerald Teague, Sally E. Wenzel