1. Department of Neurology, Cognition and Aging Center, Institute for Translational Research in Biomedicine, Kaohsiung Chang Gung Memorial Hospital Chang Gung University College of Medicine Kaohsiung Taiwan
2. Department of Radiology, Kaohsiung Chang Gung Memorial Hospital Chang Gung University College of Medicine Kaohsiung Taiwan
3. Department of Nuclear Medicine, Kaohsiung Chang Gung Memorial Hospital Chang Gung University College of Medicine Kaohsiung Taiwan
4. Department of Nuclear Medicine, Lin‐Ko Chang Gung Memorial Hospital Chang Gung University Taoyuan Taiwan
5. Department of Statistics and Institute of Data Science National Cheng Kung University Tainan Taiwan