Comparison of efficacy of two different doses of tranexamic acid in prevention of post operative blood loss in patients with congenital cyanotic heart disease undergoing cardiac surgery. - Madathil, Thushara; Balachandran, Rakhi; Kottayil, Brijesh; Sundaram, K; Nair, Suresh; Kottayil, Brijesh P; Sundaram, K R; Nair, Suresh G (Annals of Cardiac Anaesthesia, 2021)