[Combination therapy with inhaled bronchodilators in chronic obstructive pulmonary disease].
Shen
Ning
N
Cai
Bai-Qiang
BQ
Yao
Wan-Zhen
WZ
D000280:Administration, Inhalation; D001993:Bronchodilator Agents / Q000627:therapeutic use*; D004359:Drug Therapy, Combination; D006801:Humans; D009330:Nebulizers and Vaporizers; D029424:Pulmonary Disease, Chronic Obstructive / Q000188:drug therapy*
D001993:Bronchodilator Agents