Parameshwar Narayanakar, R., & Govinda Shetty, D. S. (2020). A study of correlation of pre-operative fine needle aspiration cytology and ultrasonography with post-operative histopathology in thyroid swellings. International Surgery Journal, 7(5), 1456–1460. https://doi.org/10.18203/2349-2902.isj20201851