Serum IgA in recurrent croup.
D001249:Asthma / Q000276:immunology; D002648:Child; D002675:Child, Preschool; D003440:Croup / Q000276:immunology*; D005260:Female; D006801:Humans; D005779:Immunodiffusion; D007070:Immunoglobulin A / Q000032:analysis*; D007073:Immunoglobulin E / Q000032:analysis; D007074:Immunoglobulin G / Q000032:analysis; D007075:Immunoglobulin M / Q000032:analysis; D007223:Infant; D007827:Laryngitis / Q000276:immunology*; D008297:Male; D012008:Recurrence
D007070:Immunoglobulin A; D007074:Immunoglobulin G; D007075:Immunoglobulin M; D007073:Immunoglobulin E