[1] Lakeshore Hosp & Res Ctr, Dept Cardiothorac & Vasc Surg, NH-47 Bypass Maradu Nettoor,PO Kochi, Kochi 682040, Kerala, India
[2] Lakeshore Hosp & Res Ctr, Dept Cardiac Anaesthesia, Kochi, Kerala, India
[3] Lakeshore Hosp & Res Ctr, Dept Cardiol, Kochi, Kerala, India
[4] Lakeshore Hosp & Res Ctr, Dept Nephrol, Kochi, Kerala, India