Gb Sciences Co-Publishes Study Demonstrating Efficacy of Its Proprietary Cannabinoid Mixtures for the Treatment of Parkinson's Disease LAS VEGAS, Oct. 10, 2022 (GLOBE NEWSWIRE) -- Gb Sciences, Inc. (OTCQB:GBLX), a leading plant-inspired, biopharmaceutical research and drug development company, has co-published a study in the...