▁Institute . ▁In ▁ 2 0 0 5 ▁he ▁also ▁graduated ▁from ▁the ▁Fac ulty ▁of ▁Law ▁of ▁the ▁North ▁C au cas us ▁Academy ▁of ▁Public ▁Service . ▁ ▁In ▁ 1 9 8 9 — 2 0 0 8 ▁he ▁was ▁intern , ▁gradu ate ▁student , ▁assistant , ▁associate ▁professor ▁and ▁professor ▁of ▁the ▁Department ▁of ▁In ternal ▁Medicine . ▁Since ▁ 2 0 0 8 ▁he ▁was ▁the ▁Head ▁of ▁the ▁Department ▁of ▁Ther apy ▁of ▁the ▁Fac ulty ▁of ▁Advanced ▁Studies ▁and ▁Professional ▁Ret ra ining ▁of ▁Rost ov ▁State ▁Medical ▁University . ▁ ▁In ▁ 1 9 9 2 ▁he ▁def ended ▁his ▁candidate ▁th esis ▁on ▁the ▁topic ▁" Function al ▁inter rel ations ▁of ▁hem od ynam ics , ▁the ▁exchange ▁of ▁forms ▁of ▁water ▁and ▁o xygen ▁transport ▁in ▁the ▁blood ▁in ▁patients ▁with ▁various ▁clin ical ▁course ▁of ▁my oc ard ial ▁inf ar ction ", ▁and ▁in ▁ 1 9 9 9 ▁— ▁his ▁doctor al ▁th esis ▁on ▁" C lin ico - path ogen etic ▁significance ▁of ▁changes ▁in ▁o xygen ▁transport , ▁ox id ative ▁met abol ism ▁and ▁water ▁met abol ism ▁during ▁heart ▁failure ". ▁ ▁From ▁ 2 0 0 1 ▁to ▁ 2 0 1 2 ▁he ▁worked ▁as ▁Deput y ▁Minister ▁of ▁Health ▁of ▁Rost ov ▁O blast . ▁From ▁ 2 0 0 9 ▁to ▁ 2 0 1 2 ▁he ▁was ▁the ▁chief ▁card i ologist ▁of ▁the ▁Rost ov ▁O blast