title: Practical pulmonary function tests.
mesh_terms: D000402:Airway Obstruction / Q000175:diagnosis; D002245:Carbon Dioxide / Q000097:blood; D005080:Exercise Test; D006801:Humans; D008168:Lung / Q000502:physiology; D010366:Peak Expiratory Flow Rate; D012129:Respiratory Function Tests / Q000379:methods*; D013147:Spirometry
chemical_list: D002245:Carbon Dioxide