Estrin, S., T. Kravchenko, and A. Pechenenko. “The Long-Term Outcomes of Cell C Ardiomyoplast Y in Patients With Refractory Angina”. Medicine Today and Tomorrow, Vol. 88, no. 3, Sept. 2020, pp. 47-57, doi:10.35339/msz.2020.88.03.06.