ซื้อPolypectomy snar 25 mm./ 230 cm.[ERCP](99.99.90.04 ),Disposeable needle - knife sphincterotome[ERCP] (99.99.90.03 ),Dispose sclerotherapy needle 0.9 mm./230 cm. 25 G [ERCP](99.99.90.02 ), Balloon Extractor 9-16 mm.,inj.above [ERCP](99.99.90.01 ) โดยวิธีตกลงราคา