Postdosis neutraliserende antistoffer blev påvist hos 1 af 447 patienter (0, 2%) og 7 af 447 patienter (1, 6%) testet vha. henholdsvis ELISA og biosensor- immunoanalysen.
Post-dose neutralising antibodies were detected in 1 of 447 patients (0.2%) and 7 of 447 patients (1.6%) tested by the ELISA and Biosensor Immunoassay respectively.