Amoebic meningo-encephalitis.
D000293:Adolescent; D000562:Amebiasis / Q000453:epidemiology; D000656:Amoeba / Q000302:isolation & purification; D001315:Australia; D003604:Czechoslovakia; D004748:Entamoeba histolytica / Q000302:isolation & purification; D005431:Florida; D006801:Humans; D008590:Meningoencephalitis / Q000453:epidemiology / Q000209:etiology*; D013550:Swimming; D014876:Water Pollution