Watch video The Potential Benefits of Medical Marijuana | Dr. Alan Shackelford | TEDxCincinnati online without registration, duration 10 minute 22 second in high hd quality. This video was added by user TEDx Talks 23 July 2018, don't forget to share it with your friends and acquaintances, it has been viewed on our site 374 thousand once and liked it 7 thousand people.