Intraoperative radiation therapy, Proton therapy, Radiation therapy, Intensity-modulated radiation therapy, Stereotacti...c body radiotherapy, Neuroendocrine tumor, Colon cancer, Rectal cancer, Anal cancer, Pancreatic cancer, Esophageal cancer, Cholangiocarcinoma, Liver cancer, Stomach cancer, Pancreatic neuroendocrine tumor, Small bowel cancer, Multiple myeloma, Lymphoma, Leukemia