“A Combination of Atypical Atrioventricular Nodal Reciprocal Tachycardia and Wolff – Parkinson – White Phenomenon”. Ukrainian Journal of Cardiology 25, no. 6 (January 8, 2019): 109–112. Accessed May 3, 2024. https://ucardioj.com.ua/index.php/UJC/article/view/82.