1. Emory University Nell Hodgson Woodruff School of Nursing Atlanta Georgia USA
2. Georgetown University, School of Medicine Washington District of Columbia USA
3. Rutgers University Institute for Health, Health Care Policy, and Aging Research New Brunswick New Jersey USA
4. University of Bristol Dementia Research Group Bristol UK
5. Department of Psychiatry and Neurochemistry, Institute of Neuroscience and Physiology, the Sahlgrenska Academy at the University of Gothenburg, Mölndal, Sweden; Clinical Neurochemistry Laboratory, Sahlgrenska University Hospital, Mölndal, Sweden; Department of Neurodegenerative Disease, UCL Institute of Neurology, Queen Square, London, UK; UK Dementia Research Institute at UCL, London, UK; Hong Kong Center for Neurodegenerative Diseases, Clear Water Bay Hong Kong China
6. Emory University Rollins School of Public Health Atlanta Georgia USA
7. Emory University School of Medicine Atlanta Georgia USA