Rossolatou, M., D. Papageorgiou, G. Toylia, and G. Vasilopoulos. “Pleural Effusion in Patients Undergoing Coronary Artery Bypass Graft and Valve Replacement: A Population Study”. Health & Research Journal, vol. 4, no. 3, Dec. 2018, pp. 167-82, doi:10.12681/healthresj.19293.