IJSR International Journal of Scientific Research 2277 - 8179 Indian Society for Health and Advanced Research ijsr-13-2-54835 Original Research Paper Open Choledocholithotomy-A Timeless Approach To Biliary Stones: A Prospective Observational Study Of Choledocholithiasis & Its Surgical Management At A Tertiary Care Hospital In Patna Manawwor Ahsan Dr. February 2024 13 2 01 02