主题词：Colorectal Cancer Surgical Treatments; Pancreatic and Hepatic Oncology Research; Cardiac, Anesthesia and Surgical Outcomes; Enhanced Recovery After Surgery; Hepatocellular Carcinoma Treatment and Prognosis; Gallbladder and Bile Duct Disorders; Gastric Cancer Management and Outcomes; Cholangiocarcinoma and Gallbladder Cancer Studies; Surgical Simulation and Training; Esophageal Cancer Research and Treatment; Colorectal Cancer Screening and Detection; Hernia repair and management; Breast Cancer Treatment Studies; Appendicitis Diagnosis and Management; Pancreatitis Pathology and Treatment; Colorectal and Anal Carcinomas; Breast Implant and Reconstruction; Surgical site infection prevention; Stoma care and complications; COVID-19 and healthcare impacts; Thyroid and Parathyroid Surgery; Diverticular Disease and Complications; Esophageal and GI Pathology; Intraperitoneal and Appendiceal Malignancies; Anorectal Disease Treatments and Outcomes