title: [Measurement of serum angiotensin-converting enzyme in pneumoconiosis--comparison of Kasahara's method with Cushman's modified method].
mesh_terms: D003124:Colorimetry; D005260:Female; D006801:Humans; D008297:Male; D008722:Methods; D007703:Peptidyl-Dipeptidase A / Q000097:blood*; D011009:Pneumoconiosis / Q000201:enzymology*
chemical_list: D007703:Peptidyl-Dipeptidase A