IJSR International Journal of Scientific Research 2277 - 8179 Indian Society for Health and Advanced Research ijsr-11-2-40746 Original Research Paper Utility of pleural fluid adenosine deaminase in diagnosing tubercular pleural effusion: a prospective observational study in Govt. Medical College and hospital, Bettiah, W. Champaran, Bihar Birendra Kumar Sharma Dr. February 2022 11 2 01 02