Tretyak V, Ryzhko P. CONCERNING REFORMATION OF HEALTHCARE SYSTEMS IN NEW SOCIO-ECONOMIC CIRCUMSTANCES OF MARKET ECONOMY. J. V. N. Karazin Khark. Nat. Univ., Ser. Med. [інтернет]. 1 [цит. за 15, Грудень 2025];0(13):5-. доступний у: https://periodicals.karazin.ua/medicine/article/view/7055