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

Authors of this article:

Marc Grifell^{1, 2, 3, 4, 5} ;   Guillem Mir Fuster⁴ ;   Mireia Ventura Vilamala⁴ ;   Liliana Galindo Guarín^{1, 6, 7} ;   Xoán Carbón Mallol⁴ ;   Carl L Hart^{3, 8} ;   Víctor Pérez Sola^{1, 2, 5, 9} ;   Francesc Colom Victoriano^{1, 5, 9, 10}