Lytvyn, Halyna, Natella Basa, Khrystyna Slivinska-Kurchak, and Iryna Avramenko. “First-Degree Atrioventricular Block in 14-Year-Old Child Due to Lyme Disease”. The Journal of Infection in Developing Countries 16, no. 04 (April 30, 2022): 726–728. Accessed May 8, 2024. https://www.jidc.org/index.php/journal/article/view/35544637.