Daily use of high-potency cannabis is associated with more positive symptoms in first-episode psychosis patients: The EU-GEI case-control study

Quattrone, D.; Ferraro, L.; Tripoli, G.; La Cascia, C.; Quigley, H.; Quattrone, A.; Jongsma, H. E.; Del Peschio, S.; Gatto, G.; Gayer Anderson, C.; Jones, P. B.; Kirkbride, J. B.; La Barbera, D.; Tarricone, I.; Berardi, D.; Tosato, S.; Lasalvia, A.; Szöke, A.; Arango, C.; Bernardo, M.; Bobes, Julio

doi:10.1017/S0033291720000082

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Daily use of high-potency cannabis is associated with more positive symptoms in first-episode psychosis patients: The EU-GEI case-control study

Publication date:

2020

Publisher version:

http://dx.doi.org/10.1017/S0033291720000082

Citación:

Psychological Medicine (2020); doi:10.1017/S0033291720000082

Patrocinado por:

The work was supported by: Clinician Scientist Medical Research Council fellowship (project reference MR/M008436/1) to MDF; the National Institute for Health Research (NIHR) Collaboration for Leadership in Applied Health Research and Care South London at King’s College Hospital NHS Foundation Trust to DQ; DFG Heisenberg professorship (no. 389624707) to UR. National Institute for Health Research (NIHR) Biomedical Research Centre for Mental Health at South London and Maudsley NHS Foundation Trust and King’s College London. The views expressed are those of the author(s) and not necessarily those of the NHS, the NIHR or the Department of Health and Social Care. The EU-GEI Project is funded by the European Community’s Seventh Framework Programme under grant agreement No. HEALTH-F2-2010-241909 (Project EU-GEI). The Brazilian study was funded by the São Paulo Research Foundation under grant number 2012/0417-0.