Aksenov, E. V., and R. B. Demchenko. “Long-Term Angiographic Results of Recanalization of Small Diameter Coronary Arteries in Patients With Coronary Heart Disease”. Ukrainian Journal of Cardiovascular Surgery, no. 2 (43), June 2021, pp. 10-13, doi:10.30702/ujcvs/21.4306/a025010-013/089.819.