Presence of two interrferring enterovirral agents (ECHO virus type 9 and poliovirus type 2) in the human central nervous system.
D002490:Central Nervous System / Q000821:virology*; D004459:Echovirus 9; D006801:Humans; D011051:Poliomyelitis; D017955:Poliovirus; D014780:Viruses
CENTRAL NERVOUS SYSTEM/virology; POLIOMYELITIS VIRUSES; VIRUSES