Department of Gastroenterological Surgery;
Osaka City University Graduate School of Medicine;
Osaka 5458585;
Japan;
Oncology Institute of Geriatrics and Medical Science;
Osaka City University Graduate School of Medicine;
Osaka 5458585;
Japan;
Gastrointestinal cancer; Esophageal cancer; Gastric cancer; Colorectal cancer; Precision medicine; Liquid biopsy; Gene panel; Precision surgery; Biomarkers;