title: [Immunoglobulin A and E level in children aged 13-36 months with recurrent respiratory tract infections].
mesh_terms: D001991:Bronchitis / Q000276:immunology*; D002675:Child, Preschool; D004406:Dysgammaglobulinemia / Q000209:etiology; D005260:Female; D006801:Humans; D006942:Hypergammaglobulinemia / Q000209:etiology; D017098:IgA Deficiency; D007070:Immunoglobulin A / Q000032:analysis*; D007073:Immunoglobulin E / Q000032:analysis*; D007223:Infant; D008297:Male
chemical_list: D007070:Immunoglobulin A; D007073:Immunoglobulin E
vernacular_title: Poziom immunoglobulin A i E u dzieci w wieku 13--36 miesiecy z nawracajacymi stanami zapalnymi dróg oddechowych.