Зозуляк ВІ, Зозуляк ЗВ. MINISTER OF PUBLIK HEALTH SERVISE WEST UKRAINIAN PEOPLES REPUBLIK. pulse [Internet]. 2019 Oct. 9 [cited 2026 Jan. 31];(4(4):139-41. Available from: https://pvntsh.nung.edu.ua/index.php/pulse/article/view/940