Dr Shanmuganantham S,Dr. Sachin,Dr Sahana G N,Dr Deepak P,Dr Jayashree V Nagaral,Dr Babitha L,Dr Mudavath Mohan Naik. COMPARATIVE STUDY OF INTRAVENOUS PARACETAMOL AND TRAMADOL IN MANAGEMENT OF POST-OPERATIVE ANALGESIA IN PERCUTANEOUS NEPHROLITHOTOMY- RANDOMIZED CLINICAL STUDY. IJPRT 2025, 15, 232-244.