Comparison of in-hospital mortality in patients with COPD, asthma and asthma-COPD overlap exacerbations.
Yamauchi Y, Yasunaga H, Matsui H, Hasegawa W, Jo T, Takami K, Fushimi K, Nagase T. Comparison of in-hospital mortality in patients with COPD, asthma and asthma-COPD overlap exacerbations. Respirology. 2015 Aug; 20(6):940-6.