Mapping novel psychoactive substances policy in the EU: The case of Portugal, the Netherlands, Czech Republic, Poland, the United Kingdom and Sweden

• Jessica Neicun ,

  Contributed equally to this work with: Jessica Neicun, Marthe Steenhuizen, Robin van Kessel

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

  Affiliations Care and Public Health Research Centre, Department of International Health, University of Maastricht, Maastricht, The Netherlands, Novel Psychoactive Substance Unit, Centre for Clinical & Health Research Services, University of Hertfordshire, Hatfield, United Kingdom

  http://orcid.org/0000-0002-8710-8238

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• Marthe Steenhuizen ,

  Contributed equally to this work with: Jessica Neicun, Marthe Steenhuizen, Robin van Kessel

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

  Affiliations Faculty of Health, Medicine and Life Sciences, University of Maastricht, Maastricht, The Netherlands, Institute of Public Health, University of Cambridge, Cambridge, United Kingdom

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• Robin van Kessel ,

  Contributed equally to this work with: Jessica Neicun, Marthe Steenhuizen, Robin van Kessel

  Roles Conceptualization, Data curation, Visualization, Writing – review & editing

  Affiliation Faculty of Health, Medicine and Life Sciences, University of Maastricht, Maastricht, The Netherlands

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• Justin C. Yang ,

  Roles Conceptualization, Data curation, Investigation, Methodology, Validation, Visualization, Writing – review & editing

  ¶‡ These authors also contributed equally to this work.

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

  http://orcid.org/0000-0003-2881-4906

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• Attilio Negri ,

  Roles Data curation, Methodology, Project administration, Writing – review & editing

  ¶‡ 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

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• Katarzyna Czabanowska ,

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

  ¶‡ These authors also contributed equally to this work.

  Affiliation Care and Public Health Research Centre, Department of International Health, University of Maastricht, Maastricht, The Netherlands

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• Ornella Corazza ,

  Roles Methodology, Writing – review & editing

  ¶‡ 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

  http://orcid.org/0000-0001-7371-319X

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• Andres Roman-Urrestarazu

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

  * E-mail: aer56@cam.ac.uk

  Affiliations Care and Public Health Research Centre, Department of International Health, University of Maastricht, Maastricht, The Netherlands, Institute of Public Health, University of Cambridge, Cambridge, United Kingdom

  http://orcid.org/0000-0002-2405-9432

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