[Pseudocroup].
D000397:Air Pollution / Q000009:adverse effects; D002648:Child; D002675:Child, Preschool; D003440:Croup / Q000175:diagnosis*; D003937:Diagnosis, Differential; D005860:Germany, West; D006801:Humans; D007223:Infant; D007827:Laryngitis / Q000175:diagnosis*
Pseudokrupp.