title: Letter: Rapid screening method for detecting defects in serum-proteinase-inhibitor-capacity.
mesh_terms: D003677:Deficiency Diseases / Q000097:blood / Q000175:diagnosis*; D006801:Humans; D005779:Immunodiffusion; D008722:Methods; D000515:alpha 1-Antitrypsin / Q000097:blood*
chemical_list: D000515:alpha 1-Antitrypsin