Samanta, P. K., Sarkar, R., & Bakshi, S. (2020). Comparison of pre-operative ultrasonography and magnetic resonance cholangiopancreatography with intra-operative surgical findings among patients suspicious to choledocholithiasis. International Surgery Journal, 7(6), 1977–1984. https://doi.org/10.18203/2349-2902.isj20202415