[Horseflies in the extreme north of the USSR and their aggressiveness].
D000818:Animals; D001110:Arctic Regions; D003670:Deer / Q000469:parasitology*; D004175:Diptera / Q000145:classification; D007299:Insect Bites and Stings / Q000453:epidemiology; D008685:Meteorological Concepts; D012621:Seasons; D014586:USSR
Slepni Kraĭnego Severa SSSR i usloviia ikh napadeniĭ.