Milev, I., P. Zafirovska, Z. Zimbakov, S. Idrizi, V. Ampova-Sokolov, E. Gorgieva, L. Ilievska, G. Tosheski, N. Hristov, L. Georgievska-Ismail, T. Anguseva, and Z. Mitrev. “Transcatheter Closure of Patent Foramen Ovale: A Single Center Experience”. Open Access Macedonian Journal of Medical Sciences, vol. 4, no. 4, Oct. 2016, pp. 613-8, doi:10.3889/oamjms.2016.113.