authors Chowdhary, Shahnawaz Ahmed Yadav, Hari Kesh Manish Kumar, MD Singh, Mukul Kumar, Rajnish Gupta, Gaurav Gupta, Ravi Roy, Shubhajeet Aaqib, Raja Murtaza
Keywords Helicobacter pylori carcinoma in situ cholesterol stones chronic cholecystitis gallstone disease pigment stones