title: Some unresolved problems in chronic respiratory disease.
mesh_terms: D000328:Adult; D000397:Air Pollution; D000402:Airway Obstruction / Q000209:etiology / Q000503:physiopathology; D001249:Asthma / Q000150:complications / Q000235:genetics / Q000473:pathology / Q000503:physiopathology; D001991:Bronchitis / Q000150:complications / Q000209:etiology / Q000235:genetics / Q000473:pathology / Q000503:physiopathology; D002648:Child; D002675:Child, Preschool; D002908:Chronic Disease; D006801:Humans; D011379:Prognosis; D011656:Pulmonary Emphysema / Q000150:complications / Q000209:etiology / Q000235:genetics / Q000473:pathology / Q000503:physiopathology; D012119:Respiration; D012140:Respiratory Tract Diseases; D012907:Smoking / Q000150:complications; D013147:Spirometry; D014361:Trypsin Inhibitors / Q000097:blood
chemical_list: D014361:Trypsin Inhibitors