[A clinical study of aseptic meningitis due to echovirus type 30].
D000293:Adolescent; D000328:Adult; D004457:Echovirus Infections / Q000175:diagnosis* / Q000382:microbiology; D029822:Enterovirus B, Human / Q000302:isolation & purification; D005260:Female; D006801:Humans; D008297:Male; D008581:Meningitis / Q000175:diagnosis*; D008582:Meningitis, Aseptic / Q000175:diagnosis* / Q000382:microbiology