Therani , S., S. Pulagam, K S Vedaraju, A Mugdha, and A Snigdha. “Evaluation of Cholangiocarcinoma on MDCT: Varying Imaging Patterns and Preoperative Assessment of Resectability”. Asian Journal of Medical Radiological Research, Vol. 9, no. 2, Dec. 2021, pp. 71-79, https://aijournals.com/index.php/ajmrr/article/view/2184.