文富强,贺蓓.慢性阻塞性肺疾病全球创议(2011年修订版)解读.中华医学杂志,2012,92。Local and systemic effects of inhaled AZD9164 compared with tiotropium in patients with COPD . Respir Med,2013,107.Safety and efficacy of dual therapy with GSK233705 and salmeterol versus monotherapy with sal ......