The child with a chronic or recurrent cough.
D001249:Asthma / Q000175:diagnosis; D001987:Bronchiectasis / Q000150:complications / Q000175:diagnosis; D002648:Child; D002675:Child, Preschool; D002908:Chronic Disease; D003371:Cough / Q000209:etiology*; D003937:Diagnosis, Differential; D006801:Humans; D007223:Infant; D012008:Recurrence; D012141:Respiratory Tract Infections / Q000150:complications / Q000175:diagnosis; D014777:Virus Diseases / Q000150:complications / Q000175:diagnosis