ASSESSMENT OF DIAGNOSTIC ACCURACY OF TRANS-ABDOMINAL ULTRASOUND IN DIAGNOSIS OF CHOLEDOCHOLITHIASIS KEEPING MAGNETIC RESONANCE CHOLANGIO-PANCREATOGRAPHY AS GOLD-STANDARD. RMSR [Internet]. 2025 Jul. 6 [cited 2025 Jul. 12];3(7):161-7. Available from: http://thermsr.com/index.php/Journal/article/view/1450