Published on in Vol 10, No 7 (2021): July

Preprints (earlier versions) of this paper are available at https://preprints.jmir.org/preprint/24433, first published .
Self-reported Subjective Effects of Analytically Confirmed New Psychoactive Substances Consumed by e-Psychonauts: Protocol for a Longitudinal Study Using a New Internet-Based Methodology

Self-reported Subjective Effects of Analytically Confirmed New Psychoactive Substances Consumed by e-Psychonauts: Protocol for a Longitudinal Study Using a New Internet-Based Methodology

Self-reported Subjective Effects of Analytically Confirmed New Psychoactive Substances Consumed by e-Psychonauts: Protocol for a Longitudinal Study Using a New Internet-Based Methodology

Marc Grifell   1, 2, 3, 4, 5 * , MD ;   Guillem Mir Fuster   4 * , BSc ;   Mireia Ventura Vilamala   4 , PhD ;   Liliana Galindo Guarín   1, 6, 7 , PhD, MD ;   Xoán Carbón Mallol   4 , BA ;   Carl L Hart   3, 8 , PhD ;   Víctor Pérez Sola   1, 2, 5, 9 , PhD, MD ;   Francesc Colom Victoriano   1, 5, 9, 10 , PhD

1 Mental Health Research Group, Hospital del Mar Medical Research Institute, Barcelona, Spain

2 Department of Psychiatry and Legal Medicine, Universitat Autònoma de Barcelona, Barcelona, Spain

3 Laboratory of Neuropsychopharmacology, Department of psychology, Columbia University, New York, NY, United States

4 Energy Control, Asociació Benestar i Desenvolupament, Barcelona, Spain

5 Institute of Neuropsychiatry and Addiction, Parc de Salut Mar, Premia De Mar, Spain

6 Cambridgeshire and Peterborough NHS Foundation Trust, Cambridge, United Kingdom

7 Department of Psychiatry, University of Cambridge, Cambridge, United Kingdom

8 Division on Substance Abuse, New York State Psychiatric Institute and Department of Psychiatry, College of Physicians and Surgeons, Columbia University, New York, NY, United States

9 Centro de Investigación Biomédica en Red de Salud Mental, Madrid, Spain

10 Departament of Basic, Evolutive and Education Psychology, Universitat Autònoma de Barcelona, Barcelona, Spain

*these authors contributed equally

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