Allergy and infection. IV. Allergic permutations.
D000293:Adolescent; D001249:Asthma; D002648:Child; D002675:Child, Preschool; D003877:Dermatitis, Contact; D005260:Female; D006801:Humans; D006967:Hypersensitivity / Q000517:prevention & control; D008297:Male; D012141:Respiratory Tract Infections / Q000209:etiology*; D006255:Rhinitis, Allergic, Seasonal