Shevchuk V, Ivanchov P, Paryzkyi I, Lakiichuk Y, Oksin V. Establishment of a comprehensive system for the provision of medical services in Ukraine on market principles. AmazInv [Internet]. 31 de agosto de 2021 [citado 18 de noviembre de 2025];10(43):158-67. Disponible en: https://amazoniainvestiga.info/index.php/amazonia/article/view/1692