title: Serum angiotensin converting enzyme in respiratory diseases.
mesh_terms: D006801:Humans; D008173:Lung Diseases, Obstructive / Q000201:enzymology; D007703:Peptidyl-Dipeptidase A / Q000097:blood*; D012140:Respiratory Tract Diseases / Q000201:enzymology*; D012507:Sarcoidosis / Q000201:enzymology; D014397:Tuberculosis, Pulmonary / Q000201:enzymology
chemical_list: D007703:Peptidyl-Dipeptidase A