About the Authors

Melissa Co

Contributed equally to this work with: Melissa Co, Darío Moreno-Agostino, Yu-Tzu Wu, Elyse Couch, Sophie Carlisle

Roles Conceptualization, Data curation, Formal analysis, Investigation, Methodology, Project administration, Validation, Visualization, Writing – original draft, Writing – review & editing

melissa.co@kcl.ac.uk

Affiliation Health Service and Population Research Department, Institute of Psychiatry, Psychology and Neuroscience, King’s College London, London, United Kingdom

Darío Moreno-Agostino

Contributed equally to this work with: Melissa Co, Darío Moreno-Agostino, Yu-Tzu Wu, Elyse Couch, Sophie Carlisle

Roles Conceptualization, Data curation, Formal analysis, Investigation, Methodology, Validation, Visualization, Writing – original draft, Writing – review & editing

Affiliations Health Service and Population Research Department, Institute of Psychiatry, Psychology and Neuroscience, King’s College London, London, United Kingdom, Centre for Longitudinal Studies, UCL Social Research Institute, University College London, London, United Kingdom, ESRC Centre for Society and Mental Health, King’s College London, London, United Kingdom

Yu-Tzu Wu

Contributed equally to this work with: Melissa Co, Darío Moreno-Agostino, Yu-Tzu Wu, Elyse Couch, Sophie Carlisle

Roles Conceptualization, Data curation, Formal analysis, Investigation, Methodology, Validation, Visualization, Writing – original draft, Writing – review & editing

Affiliations Health Service and Population Research Department, Institute of Psychiatry, Psychology and Neuroscience, King’s College London, London, United Kingdom, Population Health Sciences Institute, Faculty of Medical Sciences, Newcastle University, Newcastle upon Tyne, United Kingdom

Elyse Couch

Contributed equally to this work with: Melissa Co, Darío Moreno-Agostino, Yu-Tzu Wu, Elyse Couch, Sophie Carlisle

Roles Data curation, Formal analysis, Investigation, Methodology, Validation, Visualization, Writing – original draft, Writing – review & editing

Affiliations Health Service and Population Research Department, Institute of Psychiatry, Psychology and Neuroscience, King’s College London, London, United Kingdom, Center for Gerontology and Healthcare Research, Brown University, Providence, RI, United States of America

Ana Posarac

Roles Writing – review & editing

Affiliation Ageing and Health Unit, Maternal, Newborn, Child and Adolescent Health and Ageing Department, World Health Organisation, Geneva, Switzerland

Teodora Wi

Roles Writing – review & editing

Affiliation Department of Global HIV, Hepatitis and Sexually Transmitted Infections Programmes, World Health Organisation, Geneva, Switzerland

Ritu Sadana

Roles Writing – review & editing

Affiliations Ageing and Health Unit, Maternal, Newborn, Child and Adolescent Health and Ageing Department, World Health Organisation, Geneva, Switzerland, World Health Organization Secretariat, Council on the Economics of Health for All, Geneva, Switzerland

Sophie Carlisle

Contributed equally to this work with: Melissa Co, Darío Moreno-Agostino, Yu-Tzu Wu, Elyse Couch, Sophie Carlisle

Roles Formal analysis, Investigation, Writing – review & editing

Affiliation Health Service and Population Research Department, Institute of Psychiatry, Psychology and Neuroscience, King’s College London, London, United Kingdom

Matthew Prina

Roles Conceptualization, Data curation, Formal analysis, Funding acquisition, Investigation, Methodology, Project administration, Supervision, Validation, Visualization, Writing – original draft, Writing – review & editing

Affiliations Health Service and Population Research Department, Institute of Psychiatry, Psychology and Neuroscience, King’s College London, London, United Kingdom, Population Health Sciences Institute, Faculty of Medical Sciences, Newcastle University, Newcastle upon Tyne, United Kingdom

Competing Interests

This review was commissioned and funded by the World Health Organisation (WHO). Authors RS, TW, and AP are affiliated with WHO. This does not alter our adherence to PLOS ONE policies on sharing data and materials.