Elgazzar, M., E. Said, O. Sanad, G. Lotfy, and M. Shafie. “Effectiveness of Daily Fluid Balance Charting Versus Body Weight Measurement As a Guide for Fluid Administration Therapy After Cardiac Surgery”. The Egyptian Cardiothoracic Surgeon, Vol. 3, no. 5, Sept. 2021, pp. 114 -20, doi:10.35810/ects.v3i5.196.