[Postvaccinal encephalitis risk and age. (A criticism of statistical evaluation possibilities)].
D000375:Aging; D004660:Encephalitis / Q000209:etiology*; D004673:Encephalomyelitis, Acute Disseminated; D012306:Risk; D014611:Vaccination / Q000150:complications*
AGING; ENCEPHALITIS/etiology; VACCINATION/complications