(1)Seoul National University College of Medicine, Radiation Oncology, Seoul, Korea Republic of;(2)Seoul Metropolitan Government Seoul National University Boramae Medical Center, Radiation Oncology, Seoul, Korea Republic of;(3)Ewha Womans University College of Medicine, Radiation Oncology, Seoul, Korea Republic of;(4)Seoul National University College of Medicine, Internal Medicine, Seoul, Korea Republic of;(5)Seoul National University College of Medicine, Surgery, Seoul, Korea Republic of;

(1)The First Affiliated Hospital of Soochow University, Dept. of Radiotherapy & Oncology, Suzhou, China;(2)United Imaging Intelligence, Dept. of UII SH Algo1, Shanghai, China;(3)Shanghai United Imaging Healthcare, Dept. of RT BU APPL, Shanghai, China;

¹HOSPITAL QUIRÓNSALUD BARCELONA, RADIATION ONCOLOGY, BARCELONA, Spain

(1)Crown Princess Mary Cancer Centre, Westmead Hospital, Wentworthville, Australia;(2)Blacktown Cancer and Haematology Centre, Blacktown Hospital, Blacktown, Australia;(3)Westmead Breast Cancer Institute, Westmead Hospital, Wentworthville, Australia;(4)Sydney Medical School, University of Sydney, Sydney, Australia;(5)Nepean Cancer Care Centre, Nepean Hospital, Kingswood, Australia;(6)NHMRC Clinical Trials Centre, University of Sydney, Sydney, Australia;

(1)Paul Scherrer Institute, Center for Proton Therapy, Villigen PSI, Switzerland;(2)ETH Zürich, Departement of Physics, Zürich, Switzerland;(3)EPF Lausanne, Departement of Physics, Lausanne, Switzerland;(4)University Hospital Bern, Department of Radiation Oncology, Bern, Switzerland;(5)University Hospital Zürich, Department of Radiation Oncology, Zürich, Switzerland;