A 50 Yr old lady presents with 2 Yr history of recurrent abdominal pain with radiation to her back. Pain is severe in intensity and refractory to simple analgesics. US- abdomen and Contrast enhanced CT scan confirmed the diagnosis and showed a dilated pancreatic duct. Which of the following is likely recommended surgical procedure of choice
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Vagotomy with antrectomy
Vagotomy with gastrojejunostomy
Whipple's procedure
Longitudinal pancreatic jejunostomy
G.I.T