Table 1.

Source of the vaccine and date of production

NIBSC IDTypeDescriptionDateLot no.
UK 103Vaccine bulk05/14/97335
UK 123Vaccine bulk1982314
UK 163Vaccine bulk05/14/97335
EEVM 39 *1Seed10/16/66360
EEVM 40 *1Vaccine bulk
EEVM 44 *3OPV05/13/69492
  • * SV40-contaminated EEVM vaccines. Lot 492 was from a seed that was in use from 1965 to 1978. See also Materials and Methods.