Cannabis Science Invited to Deliver Keynote Address at European Summit Organized by The University of Heidelberg and Harvard Medical School’s Global Health Catalyst IRVINE, CA, Aug. 31, 2018 (GLOBE NEWSWIRE) -- via NEWMEDIAWIRE – Cannabis Science, Inc. (OTC: CBIS), a U.S. company specializing in the development of cannabinoid-based medicines, is pleased to...