International Diabetes Federation, International Diabetes Federation, Monash University - School of Public Health and Preventive Medicine, Monash University - School of Public Health and Preventive Medicine, Monash University - School of Public Health and Preventive Medicine, University of the Sunshine Coast - School of Health and Behavioural Sciences, Emory University, Deakin University - School of Health & Social Development, Baker Heart and Diabetes Institute, Baqai Medical University - Baqai Institute of Diabetology and Endocrinology, The Chinese University of Hong Kong (CUHK) - Department of Medicine & Therapeutics, The Chinese University of Hong Kong (CUHK) - Department of Medicine and Therapeutics,, University of Yaounde I - Yaounde Central Hospital, India Diabetes Research Foundation, University of Edinburgh - Usher Institute of Population Health Sciences and Informatics, Federal University of Rio Grande do Sul (UFRGS/PPGA), VA Puget Sound Health Care System and Baker Heart and Diabetes Institute

University of Exeter, University of Exeter, University of Yaounde I - Yaounde Central Hospital, Medical Research Council/Uganda Virus Research Institute & London School of Hygiene and Tropical Medicine (MRC/UVRI & LSHTM), Uganda Research Unit, University of the Witwatersrand, University of the Witwatersrand, Medical Research Council/Uganda Virus Research Institute & London School of Hygiene and Tropical Medicine (MRC/UVRI & LSHTM), Uganda Research Unit, Makerere University, Saint Francis Hospitals, Sultan Qaboos University, Muhimbili National Hospital, Muhimbili National Hospital, Tanzania NCDs Alliance, University of Yaoundé I, University of KwaZulu Natal, University of KwaZulu Natal, University of Pretoria, Life Groenkloof Hospital, University of Yaounde I - Yaounde Central Hospital, University of Exeter - Institute of Clinical and Biological Science, University of Cincinnati - Department of Pediatrics, University of Washington - Department of Pediatrics, New York University (NYU) - Division of Health Services Research, University of Exeter - Institute of Biomedical and Clinical Science, University of Exeter - Institute of Biomedical and Clinical Science, University of Colorado at Denver - Department of Epidemiology, University of Exeter - Institute of Biomedical and Clinical Science, University of Exeter - Institute of Biomedical and Clinical Science, National Health Laboratory Services (NHLS) - Department of Chemical Pathology, MRC/UVRI & LSHTM Uganda Research Unit, University of Yaounde I - Department of Internal Medicine and Specialities and University of Exeter - Institute of Clinical and Biological Science

University of Yaounde I - Faculty of Medicine and Biomedical Sciences, affiliation not provided to SSRN, affiliation not provided to SSRN, Brain Research Africa Initiative (BRAIN), affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, University of Yaounde II, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, University of Yaounde I, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, Aga Khan University - Brain and Mind Institute, affiliation not provided to SSRN, University of Washington - Institute for Health Metrics and Evaluation, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, University of Yaounde I, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, University of California, San Francisco (UCSF) - Global Brain Health Institute (GBHI), affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, Brain Research Africa Initiative (BRAIN), affiliation not provided to SSRN, Brain Research Africa Initiative (BRAIN), Brain Research Africa Initiative (BRAIN), Ministry of Public Health, Yaoundé - Division of Health Operations Research, affiliation not provided to SSRN, University of Yaounde I - Yaounde Central Hospital, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, University of Bamenda, affiliation not provided to SSRN, University of Maroua, affiliation not provided to SSRN, University of Yaoundé I - MARCAD Program, Shomea, Brain Research Africa Initiative (BRAIN), affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, University of Geneva - Geneva University Hospitals, Brain Research Africa Initiative (BRAIN), affiliation not provided to SSRN, Brain Research Africa Initiative (BRAIN), affiliation not provided to SSRN, Texas Tech University Health Sciences Center, University of Pennsylvania, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, University of British Columbia (UBC), University of Melbourne - Florey Institute of Neuroscience and Mental Health, Technical University of Munich - Center for Global Health, Harvard University - Program in Global Surgery and Social Change, University College London, Brain Behaviour Cluster & Department of Neurosciences, USM Specialist Hospital/ School of Medical Sciences,, Lady Hardinge Medical College, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, Institute of Cardiovascular Diseases, Davos Alzheimer’s collaborative, The University of Sydney, affiliation not provided to SSRN, affiliation not provided to SSRN, Western University, University of Bern - Department of Neurology, Rice University - Baker Institute for Public Policy and Independent