[Meningitis caused by ECHO 9 virus. An epidemic with 30 cases in Ringkjobig Country in 1958].
D004459:Echovirus 9; D058872:Epidemics; D008581:Meningitis / Q000209:etiology*; D014777:Virus Diseases / Q000150:complications*
MENINGITIS/etiology; VIRUS DISEASES/complications