Mark Christopher.A, D. P. K. V. , D. G. M. G. , D. (2017) “Clinical and Laboratory Profile of Patients Presenting With Warfarin Coagulation Abnormality Following Heart Valve Replacement- A Descriptive Study”, International Journal of Medical Science and Clinical Invention, 4(10). doi: 10.18535/ijmsci/v4i10.05.