1. National Institutes of Health. (2019). NCI Dictionary of Cancer Terms‐National Cancer Institute. Website: https://www. cancer. gov/publi catio ns/dicti onari es/cancer‐terms. Accessed March, 18.
2. Board, P. A. T. E. (2002). Bile Duct Cancer (Cholangiocarcinoma) Treatment (PDQ®): Health Professional Version. PDQ Cancer Information Summaries [Internet].
3. World Health Organization. (2019). International agency for research on cancer.
4. Bridgewater, J. A., Goodman, K. A., Kalyan, A., & Mulcahy, M. F. (2016). Biliary tract cancer: epidemiology, radiotherapy, and molecular profiling. American Society of Clinical Oncology Educational Book, 36, e194-e203.
5. Medical hyperspectral imaging: a review