by Justin Jackson, Medical Xpress Score on Ishihara test questions 1–21 following psilocybin self-administration. All scores are self-reported, except for the final administration at 436 days post-administration. Credit: Drug Science, Policy and Law (2023). DOI: 10.1177/20503245231172536 Researchers at the Department of Psychiatry and Psychology, Center for Behavioral Health, Neurological Institute at the Cleveland Clinic in Ohio have authored...