title: [Genetic markers and their variability in influenza viruses isolated in the 1968-1969 influenza epidemic. II. Genetic marker variability in influenza type A2 strains (Hong Kong) during passaging in mice and at low temperatures].
mesh_terms: D000818:Animals; D014644:Genetic Variation; D005827:Genetics, Microbial; D051379:Mice; D009975:Orthomyxoviridae; D009976:Orthomyxoviridae Infections / Q000382:microbiology*
vernacular_title: Izuchenie geneticheskikh priznakov i ikh izmenchivosti u virusov grippa, vydelennykh v épidemiiu grippa v 1968-1969 gg. II. Izmenchivost' geneticheskikh priznakov u shtammov virusa grippa tipa A2 (Gonkong) v protsesse passazheĭ na myshakh i pri ponizhennoĭ temperature.