Janashia, G., Z. Chkaidze, M. Nachkepia, K. Beselia, and I. Taboridze. “Complications and In-Hospital Mortality After On- Pump Vs Off-Pump Coronary Artery Bypass Grafting”. European Scientific Journal, ESJ, Vol. 14, no. 14, May 2018, p. 53, doi:10.19044/esj.2018.v14n14p53.