title: Breathing easier with COPD.
mesh_terms: D000318:Adrenergic beta-Agonists / Q000009:adverse effects / Q000627:therapeutic use; D001945:Breathing Exercises; D018680:Cholinergic Antagonists / Q000627:therapeutic use; D004359:Drug Therapy, Combination; D006801:Humans; D008168:Lung / Q000601:surgery; D010102:Oxygen Inhalation Therapy; D029424:Pulmonary Disease, Chronic Obstructive / Q000175:diagnosis / Q000534:rehabilitation / Q000628:therapy*; D012119:Respiration
chemical_list: D000318:Adrenergic beta-Agonists; D018680:Cholinergic Antagonists