Infectious and allergic aspects of bronchiolitis.
D000293:Adolescent; D001249:Asthma; D001990:Bronchiolitis, Viral; D001991:Bronchitis; D002648:Child; D002675:Child, Preschool; D006801:Humans; D007223:Infant; D012130:Respiratory Hypersensitivity; D012136:Respiratory Syncytial Viruses; D012141:Respiratory Tract Infections; D014777:Virus Diseases