Russian spring-summer encephalitis
Rus·sian spring–sum·mer encephalitis
noun \ˈrəsh-ən-ˌspriŋ-ˈsəm-ər-\Definition of RUSSIAN SPRING-SUMMER ENCEPHALITIS
: a tick-borne encephalitis of Europe and Asia caused by a strain (Far Eastern subtype) of the tick-borne encephalitis virus and transmitted by ticks of the genus Ixodes








