“HEMODYNAMIC AND MIXED VENOUS OXYGEN SATURATRION CHANGES DURING POSITIONING OF THE HEART FOR OBTUSE MARGINAL ARTERY BYPASS GRAFTING IN OFF PUMP CORONARY ARTERY BYPASS GRAFTING” (2023) Journal of Pharmaceutical Negative Results, pp. 1704–1711. doi:10.47750/pnr.2023.14.03.221.