00658naa#a2200181#i#450# EN\\bibl\22256 20241108133328.5 2312-4431 20181227b2018####ek#y0engy0150####ca RUS RU MAIN TRENDS OF MONITORING OF VIRAL HEMORRHAGIC FEVERS ACTIVITY IN THE NATURAL FOCI Journal article Cheboksary Non-state educational private institution of additional professional education "Expert-methodological centre" 2018 10 с. Journal article local Медицина. Охрана здоровья. 61 RUS Kompanets Galina G. zh-szf.ru