KarenMcDonald Centre on Drug Policy Evaluation, Li Ka Shing Knowledge Institute, St. Michael’s Hospital Toronto, Canada In programme November 24 13:20 to 14:50 View hours & dates Hours & Dates Thursday, 24 November 13:20 Oral presentation 1. Implementing community-based drug checking services in two Canadian provinces: lessons learned and ways forward 13:20 to 14:50 Central square 4 (C4) Karen McDonald