19 Encefalitis og encefalopati (med undtagelse af subakut skleroserende panencefalitis [SSPE]) er indberettet for cirka 1 ud af hver 3 millioner doser vaccine med mæslingevirus fremstillet af Merck & Co., Inc.
19 Encephalitis and encephalopathy (excluding subacute sclerosing panencephalitis [SSPE]) have been reported approximately once for every 3 million doses of the measles-containing vaccines manufactured by Merck & Co., Inc.