Morzycka, M [Search for genetic markers of virulent and attenuated strains of measles virus]. [electronic resource] - Medycyna doswiadczalna i mikrobiologia 1972 - 351-6 p. digital Publication Type: Journal Article ISSN: 0025-8601 Subjects--Topical Terms: AnimalsCytopathogenic Effect, ViralGenetics, MicrobialInterferon InducersMeasles virus--pathogenicityRatsVirulence