[Secretory IgA in immunological diseases of infants and children. Part I. Secretory IgA levels in sera from anaphylactoid purpura].
D000293:Adolescent; D002648:Child; D002675:Child, Preschool; D005260:Female; D006801:Humans; D011695:IgA Vasculitis / Q000175:diagnosis / Q000276:immunology*; D007071:Immunoglobulin A, Secretory / Q000032:analysis*; D008297:Male; D011863:Radioimmunoassay
D007071:Immunoglobulin A, Secretory