Poudel, Rajesh, Subodh K Adhikari, Surendra Basnet, Arjun Acharya, and Sarad Pokhrel. 2018. “Unusual Case of Retropancreatic Mass Involving Portal Vein”. Journal of Universal College of Medical Sciences 5 (2):49-52. https://doi.org/10.3126/jucms.v5i2.19166.