Nasal secretion eosinophilia in children with grass pollen hay fever.
D000293:Adolescent; D000367:Age Factors; D002648:Child; D002675:Child, Preschool; D004802:Eosinophilia / Q000276:immunology*; D004804:Eosinophils; D005260:Female; D006801:Humans; D008297:Male; D009297:Nasal Mucosa / Q000378:metabolism*; D006109:Poaceae; D011058:Pollen; D006255:Rhinitis, Allergic, Seasonal / Q000276:immunology*; D012621:Seasons; D012882:Skin Tests