CASSEL, W A Immunizing properties of hemagglutinating vaccinia virus and nonhemagglutinating vaccinia virus. [electronic resource] - Virology Jun 1958 - 571-2 p. digital Publication Type: Journal Article ISSN: 0042-6822 Standard No.: 10.1016/0042-6822(58)90048-5 doi Subjects--Topical Terms: ImmunizationVaccinationVacciniaVaccinia virus