title: Basic and clinical research into chronic obstructive pulmonary.
authors.affiliation: Department of Respiratory Medicine, Tongji Hospital, Tongji Medical College, Huazhong University of Science and Technology, Wuhan, Hubei 430030, China.
authors.forename: Yuan-yuan
authors.initials: YY
authors.lastname: Li
authors.forename: Xian-sheng
authors.initials: XS
authors.lastname: Liu
authors.forename: Yong-jian
authors.initials: YJ
authors.lastname: Xu
mesh_terms: D001993:Bronchodilator Agents / Q000627:therapeutic use; D002681:China / Q000453:epidemiology; D006801:Humans; D010726:Phosphodiesterase Inhibitors / Q000627:therapeutic use; D029424:Pulmonary Disease, Chronic Obstructive / Q000188:drug therapy* / Q000453:epidemiology* / Q000209:etiology / Q000473:pathology; D013806:Theophylline / Q000627:therapeutic use
chemical_list: D001993:Bronchodilator Agents; D010726:Phosphodiesterase Inhibitors; D013806:Theophylline