Office of Atoms for Peace, Office of Atoms for Peace, affiliation not provided to SSRN, The Medical City, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, Hospital Kuala Lumpur, affiliation not provided to SSRN, Hospital Pulau Pinang, affiliation not provided to SSRN, Malaysian Nuclear Agency, affiliation not provided to SSRN, Universiti Teknologi Malaysia, affiliation not provided to SSRN, Indira Gandhi Center for Atomic Research (IGCAR) - Department of Atomic Energy, affiliation not provided to SSRN, Philippine Nuclear Research Institute, affiliation not provided to SSRN, Uppsala University - Department of Medical Sciences, Chulalongkorn University - King Chulalongkorn Memorial Hospital, affiliation not provided to SSRN, Office of Atoms for Peace, Thailand Institute of Nuclear Technology, Vietnam Atomic Energy Institute, affiliation not provided to SSRN, Nuclear Research Institute, National Tsing Hua University, affiliation not provided to SSRN and Thailand Institute of Nuclear Technology