Title Search [PL-S1] Postoperative Persistence of CtDNA Molecular Signature Is a Predictive Factor of Recurrence after Liver Resection for Colorectal Liver Metastases: Preliminary Results from a Prospective Study. Roberto MONTALTI (Federico II University, Italy) [PL-S2] Validation of the International Association of Pancreatology (IAP) 2023 Guidelines on Resection Strategies for Branch-Duct (BD) Or Mixed-type Intraductal Papillary Mucinous Neoplasms (IPMN) Hye-Sol JUNG (Seoul National University Hospital, Korea) [PL-S3] Prediction of Lymph Node Metastasis in Pancreatic Cancer with Arterial And Venous Phase of Contrast Enhanced Computed Tomography Images Using Radiomics Analysis Ji Su KIM (Incheon St. Mary's hospital, The Catholic University of Korea, Korea) [PL-S4] Verification of Liver Regeneration Using Vascularized Hepatic Microtissue Spheroids Fabricated by Bioprinting Jiyoon BYEON (Hanyang University College of Medicine, Korea)