1. Department of Nuclear Medicine, School of Medicine and Chilgok Hospital, Kyungpook National University, Daegu, South Korea
2. Department of Preventive Medicine, Korea University College of Medicine, Seoul, South Korea
3. Department of Nuclear Medicine, Pusan National University Yangsan Hospital, Yangsan, South Korea
4. Department of Nuclear Medicine, College of Medicine, Pusan National University, Yangsan, South Korea
5. BioMedical Research Institute for Convergence of Biomedical Science and Technology, Pusan National University Yangsan Hospital, Yangsan, South Korea