Acute airways obstruction in children under 5.
D000293:Adolescent; D000328:Adult; D000402:Airway Obstruction / Q000209:etiology; D001249:Asthma / Q000175:diagnosis / Q000517:prevention & control / Q000628:therapy*; D001942:Breast Feeding; D001990:Bronchiolitis, Viral / Q000175:diagnosis / Q000628:therapy*; D002675:Child, Preschool; D006801:Humans; D007223:Infant; D012135:Respiratory Sounds / Q000209:etiology; D012136:Respiratory Syncytial Viruses; D010253:Respirovirus Infections / Q000150:complications