Kalinichenko , Svetlana, Kristina Melentyeva, Inna Toryanyk, and Tatyana Antusheva. “Characterization of Variability of Epidemically Active Strains of Measles Virus Circulating in the North-Eastern Region of Ukraine”. Annals of Mechnikov’s Institute, no. 2 (June 11, 2022): 82–87. Accessed July 3, 2024. https://journals.uran.ua/ami/article/view/255994.