Narendra S Choudhary1, Rajesh Puri1, Rinkesh K Bansal1, Gagandeep Kaur2, Haimanti Sarin2, Arvind Pandey3, Vishal Singh3
1Institute of Digestive and Hepatobiliary Sciences, 2Department of Cytopathology, 3Department of Radiodiagnosis, Medanta The Medicity, Gurugram, Haryana, India.