Mowrer JL, Tapp H, Ludden T, Kuhn L, Taylor Y, Courtlandt C, Alkhazraji T, Reeves K, Steuerwald M, Andrew M, Dulin M. Patients' and providers' perceptions of asthma and asthma care: a qualitative study. J Asthma. 2015; 52(9):949-56.