title: Joint meeting of Paediatric Assembly, European Respiratory Society and European Society of Pediatric Allergy and Clinical Immunology. Berlin, Germany, May 26-29, 1999. Abstracts.
mesh_terms: D000293:Adolescent; D000486:Allergy and Immunology; D002648:Child; D002675:Child, Preschool; D006801:Humans; D006967:Hypersensitivity; D007223:Infant; D012140:Respiratory Tract Diseases