Dr. Anupama Mondal and Dr. Shailendra Nath Sahay, “ AN OBSERVATIONAL STUDY ON PRE-OPERATIVE LEFT VENTRICULAR EJECTION FRACTION, MYOCARDIAL PERFORMANCE INDEX AND MITRAL ANNULAR PLANE SYSTOLIC EXCURSION IN PREDICTING OUTCOMES AMONG THE PATIENTS AFTER OFF-PUMP TOTAL ARTERIAL CORONARY REVASCULARIZATION SURGER”, J Popl Ther Clin Pharmacol, vol. 31, no. 2, pp. 207–215, Feb. 2024, doi: 10.53555/jptcp.v31i2.4326.