Adapted “Break the Cycle for Avant Garde” intervention to reduce injection assisting and promoting behaviours in people who inject drugs in Tallinn, Estonia: A pre- post trial

• Anneli Uusküla ,

  Contributed equally to this work with: Anneli Uusküla, Mait Raag, Don C. Des Jarlais

  Roles Conceptualization, Funding acquisition, Methodology, Resources, Supervision, Writing – original draft

  * E-mail: anneli.uuskula@ut.ee

  Affiliation Department of Family medicine and Public Health, University of Tartu, Tartu, Estonia

  https://orcid.org/0000-0002-4036-3856

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• Mait Raag ,

  Contributed equally to this work with: Anneli Uusküla, Mait Raag, Don C. Des Jarlais

  Roles Data curation, Formal analysis, Writing – review & editing

  Affiliation Department of Family medicine and Public Health, University of Tartu, Tartu, Estonia

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• David M. Barnes ,

  Roles Methodology, Writing – review & editing

  ¶‡ DMB, ST and TA also contributed equally to this work.

  Affiliation College of Global Public Health, New York University, New York, New York, United States of America

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• Susan Tross ,

  Roles Methodology, Writing – review & editing

  ¶‡ DMB, ST and TA also contributed equally to this work.

  Affiliation HIV Center for Clinical and Behavioural Studies, Department of Psychiatry, Columbia University Medical Center, New York, New York, United States of America

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• Talu Ave ,

  Roles Investigation, Supervision, Writing – review & editing

  ¶‡ DMB, ST and TA also contributed equally to this work.

  Affiliation Department of Family medicine and Public Health, University of Tartu, Tartu, Estonia

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• Don C. Des Jarlais

  Contributed equally to this work with: Anneli Uusküla, Mait Raag, Don C. Des Jarlais

  Roles Conceptualization, Funding acquisition, Methodology, Writing – review & editing

  Affiliation College of Global Public Health, New York University, New York, New York, United States of America

  https://orcid.org/0000-0002-0157-8168

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