[ON A NATURAL FOCUS OF TICK-BORNE TYPHUS IN THE UBSUNUR VALLEY OF THE TUVIN ASSR].
D000818:Animals; D004813:Epidemiology; D006801:Humans; D012282:Rickettsia Infections; D017282:Tick-Borne Diseases; D013987:Ticks; D014438:Typhus, Epidemic Louse-Borne; D014586:USSR
EPIDEMIOLOGY; TICKS; TYPHUS; USSR