Transparency of COVID-19-related research: A meta-research study

• Ahmad Sofi-Mahmudi ,

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

  * E-mail: sofima@mcmaster.ca, a.sofimahmudi@gmail.com.

  Affiliations National Pain Centre, Department of Anesthesia, McMaster University, Hamilton, Ontario, Canada, Department of Health Research Methods, Evidence and Impact, McMaster University, Hamilton, Ontario, Canada, Seqiz Health Network, Kurdistan University of Medical Sciences, Seqiz, Kurdistan

  https://orcid.org/0000-0001-6829-0823

  ⨯
• Eero Raittio,

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

  Affiliations Institute of Dentistry, University of Eastern Finland, Kuopio, Finland, Department of Dentistry and Oral Health, Aarhus University, Aarhus, Denmark

  ⨯
• Sergio E. Uribe

  Roles Conceptualization, Supervision, Writing – review & editing

  Affiliations Department of Conservative Dentistry and Oral Health, Riga Stradins University, Riga, Latvia, School of Dentistry, Universidad Austral de Chile, Valdivia, Chile, Baltic Biomaterials Centre of Excellence, Headquarters at Riga Technical University, Riga, Latvia

  https://orcid.org/0000-0003-0684-2025

  ⨯