00548naa#a2200169#i#450# EN\\bibl\115800 20260311095445.3 2782-4586 20260131b2026####ek#y0engy0150####ca RU Assessment of competitive advantages of Stavropol in the medical tourism market Journal article Moscow ITBO University 2026 7 с. Journal article local Факторы, определяющие спрос. 338.484 Vergun Tat'yana Viktorovna jomeam.ru