Стојанова (Stojanova), О (O), Зоран (Zoran) Караџов (Karadzhov), and Л (L) Стојанова (Stojanova). “Measles in the Phase of Obliged Vaccination”. Medicinska Misla 27, no. 1 (November 10, 2016): 14–17. Accessed July 16, 2024. https://id-press.eu/medmis/article/view/984.