About the Authors

Jessica Neicun

Contributed equally to this work with: Jessica Neicun, Justin Christopher Yang, Hueyjong Shih, Pranay Nadella

Roles Conceptualization, Formal analysis, Methodology, Validation, Writing – original draft, Writing – review & editing

jessica.neicun@maastrichtuniversity.nl

Affiliations Department of International Health, Care and Public Health Research Institute (CAPHRI), Faculty of Health, Medicine and Life Sciences, Maastricht University, Maastricht, The Netherlands, Institute of Public Health, University of Cambridge, Cambridge, United Kingdom

Justin Christopher Yang

Contributed equally to this work with: Jessica Neicun, Justin Christopher Yang, Hueyjong Shih, Pranay Nadella

Roles Data curation, Methodology, Writing – original draft

Affiliation Institute of Public Health, University of Cambridge, Cambridge, United Kingdom

Hueyjong Shih

Contributed equally to this work with: Jessica Neicun, Justin Christopher Yang, Hueyjong Shih, Pranay Nadella

Roles Conceptualization, Methodology, Visualization, Writing – review & editing

Affiliation Institute of Public Health, University of Cambridge, Cambridge, United Kingdom

Pranay Nadella

Contributed equally to this work with: Jessica Neicun, Justin Christopher Yang, Hueyjong Shih, Pranay Nadella

Roles Conceptualization, Formal analysis, Writing – review & editing

Affiliation Institute of Public Health, University of Cambridge, Cambridge, United Kingdom

Robin van Kessel

Roles Formal analysis, Writing – review & editing

‡ These authors also contributed equally to this work.

Affiliation Department of International Health, Care and Public Health Research Institute (CAPHRI), Faculty of Health, Medicine and Life Sciences, Maastricht University, Maastricht, The Netherlands

Attilio Negri

Roles Conceptualization, Data curation

‡ These authors also contributed equally to this work.

Affiliation Novel Psychoactive Substance Unit, Centre for Clinical & Health Research Services, University of Hertfordshire, Hatfield, United Kingdom

Kasia Czabanowska

Roles Formal analysis, Validation, Writing – review & editing

‡ These authors also contributed equally to this work.

Affiliations Department of International Health, Care and Public Health Research Institute (CAPHRI), Faculty of Health, Medicine and Life Sciences, Maastricht University, Maastricht, The Netherlands, National Institute of Public Health, Warsaw, Poland

Carol Brayne

Roles Supervision, Validation

‡ These authors also contributed equally to this work.

Affiliation Department of International Health, Care and Public Health Research Institute (CAPHRI), Faculty of Health, Medicine and Life Sciences, Maastricht University, Maastricht, The Netherlands

Andres Roman-Urrestarazu

Roles Supervision, Validation, Writing – review & editing

‡ These authors also contributed equally to this work.

Affiliations Department of International Health, Care and Public Health Research Institute (CAPHRI), Faculty of Health, Medicine and Life Sciences, Maastricht University, Maastricht, The Netherlands, Institute of Public Health, University of Cambridge, Cambridge, United Kingdom

Competing Interests

The authors have declared that no competing interests exist.