Usefulness of the Artery First Approach in Pancreatic Cancer Surgery

Inclusion Criteria: * Resectable pancreatic head cancer * No systemic metastasis * Age \> 20 years * The patients who understand informed consent and is able to agree with study Exclusion Criteria: * The patients who have systemic metastasis * The patients who need neoadjuvant therapy in borderline resectable and locally advanced pancreatic cancer * Those with active or uncontrolled infections * Those with severe psychiatric / neurological disorders * Alcohol or other drug addicts * Patients with moderate or severe comorbidities who are thought to have an impact on quality of life or nutritional status (cirrhosis, chronic kidney failure, heart failure, etc.)