STUDY OF THE VIRULENCE OF TICK-BORNE ENCEPHALITIS VIRUS. 3. BIOLOGICAL EVALUATION OF LARGE-PLAQUE AND SMALL-PLAQUE VARIANTS OF VIRUSES OF THE TICK-BORNE ENCEPHALITIS COMPLEX.
D000818:Animals; D000831:Animals, Newborn; D002642:Chick Embryo; D006224:Cricetinae; D004668:Encephalitis Viruses; D004669:Encephalitis Viruses, Tick-Borne; D004675:Encephalitis, Tick-Borne; D051379:Mice; D012106:Research; D014765:Viral Vaccines; D014774:Virulence; D014776:Virus Cultivation
D014765:Viral Vaccines
ANIMALS, NEWBORN; CHICK EMBRYO; ENCEPHALITIS VIRUSES; ENCEPHALITIS VIRUSES, TICK-BORNE; EXPERIMENTAL LAB STUDY; HAMSTERS; MICE; VIRULENCE; VIRUS CULTIVATION