Fatal bulbospinal paralytic poliomyelitis due to ECHO 11 virus.
D002648:Child; D006801:Humans; D007223:Infant; D011051:Poliomyelitis; D011052:Poliomyelitis, Bulbar / Q000209:etiology*; D014777:Virus Diseases
POLIOMYELITIS, BULBAR/etiology; VIRUS DISEASES/in infancy and childhood