title: High frequency of deficient Pi phenotypes of alpha-1-antitrypsin in nonatopic infantile asthma.
mesh_terms: D000293:Adolescent; D001249:Asthma / Q000235:genetics*; D002648:Child; D002675:Child, Preschool; D006801:Humans; D007123:Immunoelectrophoresis, Two-Dimensional; D007223:Infant; D007525:Isoelectric Focusing; D010641:Phenotype; D019896:alpha 1-Antitrypsin Deficiency