I am Euncheol Choi, an assistant professor at Keimyung University School of Medicine. I also perform radiation therapy for various cancers at Keimyung University Dongsan Hospital, Department of Radiation Oncology. I received my bachelor's and master's degrees from Keimyung University and completed my doctoral studies. I am currently a full member of several societies, including the Korean Society for Radiation Oncology, the American Society for Radiation Oncology, and the European Society for Radiation Oncology.