Previous presentationNext presentation Keynote presentation Preventing deaths from heroin overdose: better science, fuller understanding, greater impact Friday, 25 October, 2019 - 12:35 to 13:00Main stage Speakers StrangSir John Professor and Head of DepartmentNational Addictions Centre, Institute of Psychiatry, Psychology & Neuroscience (IoPPN), King’s College LondonUnited Kingdom Type Keynote presentation Part of session Closing session