Pedersen, C E Comparative studies of plaque variantes derived from a Florida strain of Venezuelan equine encephlomyelitis virus. [electronic resource] - Infection and immunity Nov 1972 - 779-84 p. digital Publication Type: Journal Article ISSN: 0019-9567 Standard No.: 10.1128/iai.6.5.779-784.1972 doi Subjects--Topical Terms: AnimalsBrain--microbiologyCalcium PhosphatesChromatographyCricetinaeEncephalomyelitis, Equine--immunologyEncephalomyocarditis virus--immunologyGenetic VariationGuinea Pigs--immunologyHemagglutination Inhibition TestsImmune SeraImmunodiffusionLethal Dose 50MiceNeutralization TestsVirulence