Original Research

Comparison of efficacy of long-acting bronchodilators in emphysema dominant and emphysema nondominant chronic obstructive pulmonary disease

Fujimoto K, Kitaguchi Y, Kanda S, Urushihata K, Hanaoka M, Kubo K

International Journal of Chronic Obstructive Pulmonary Disease 2011, 6:219-227

Published Date: 1 April 2011