RT Journal Article SR Electronic T1 Cannabinoids fail to show evidence of slowing down the progression of multiple sclerosis JF Evidence Based Medicine JO Evid Based Med FD BMJ Publishing Group Ltd SP 124 OP 124 DO 10.1136/ebmed-2015-110198 VO 20 IS 4 A1 Gareth Pryce A1 David Baker YR 2015 UL http://ebm.bmj.com/content/20/4/124.abstract AB