title: Age dependence of serum angiotensin-converting enzyme activity.
mesh_terms: D000293:Adolescent; D000328:Adult; D000367:Age Factors; D002648:Child; D006801:Humans; D007703:Peptidyl-Dipeptidase A / Q000097:blood*; D012507:Sarcoidosis / Q000201:enzymology
chemical_list: D007703:Peptidyl-Dipeptidase A