Dr. Chinmaya Kumar Bal , has completed his MD in Internal Medicine. His career interest include gastroenterlogy and hepatology. He has worked as research assistant at Roger Washington’s Clinic, Santa Clara, CA, USA. He was previously engagaged as observer in gastreoenterlogy department at Clevelend Clinic, FL, United States and Stanford University School of Medicine, CA. He has done his clinical research training in epidemiology and clinical trial concentration from Harvard Medical School, USA. He has also worked as Junior reseident doctor at All India Institute of Medical Science, New Delhi, Safdarjung Hospital, New Delhi, Institute of Liver & Biliary science, New Delhi. He also worked as Emergency Medical Officer at Moolchand Hospital, New Delhi. He has several publications in various peer reviewed natioanl and internattional journals with high impact factors.