1. Accelerator Radioisotope Development Team, Korea Atomic Energy Research Institute, Jeongeup Si, Jeollabuk Do 56212, Republic of Korea
2. Department of Radiology, Carver College of Medicine, University of Iowa, 169 Newton Road, Iowa City, Iowa 52242, United States
3. State Key Laboratory of Drug Research, Shanghai Institute of Materia Medica, Chinese Academy of Sciences, Shanghai 201203, China
4. Radiation Utilization and Facilities Management Division, Korea Atomic Energy Research Institute, Jeongeup Si, Jeollabuk Do 56212, Republic of Korea