[Pollen allergy--hyposensitization treatment in asthmatic children sensitive to ragweed].
D000293:Adolescent; D000367:Age Factors; D001249:Asthma / Q000453:epidemiology / Q000276:immunology / Q000628:therapy*; D002648:Child; D003888:Desensitization, Immunologic; D005260:Female; D006801:Humans; D008297:Male; D011058:Pollen; D012621:Seasons