IJSR International Journal of Scientific Research 2277 - 8179 Indian Society for Health and Advanced Research ijsr-12-5-49592 Original Research Paper Determining The Efficiency Of USG In Characterizing Benign Or Malignant Nature Of Thyroid Nodules Using ACR-TIRADS 2017 In Correlation With FNAC. Prakhar Kumar Khanna Dr. May 2023 12 5 01 02