IJSR International Journal of Scientific Research 2277 - 8179 Indian Society for Health and Advanced Research ijsr-10-4-34460 Original Research Paper Evaluation of the role of D- dimer test in the prediction and exclusion of Venous Thromboembolism in combination with pretest probability score at a tertiary care centre. Tyagi Dr. Jyoti P Shrivastava Dr. K.S. Mangal Dr. April 2021 10 4 01 02