title: Letter by Spence regarding article, "differential effect of B-vitamin therapy by antiplatelet use on risk of recurrent vascular events after stroke".
authors.affiliation: Clinical Neurological Sciences, Stroke Prevention and Atherosclerosis Research Centre, Robarts Research Institute, Western University, London, Ontario, Canada.
authors.forename: J David
authors.initials: JD
authors.lastname: Spence
mesh_terms: D005260:Female; D006801:Humans; D008297:Male; D010975:Platelet Aggregation Inhibitors / Q000627:therapeutic use*; D020521:Stroke / Q000188:drug therapy* / Q000503:physiopathology*; D014803:Vitamin B Complex / Q000627:therapeutic use*
chemical_list: D010975:Platelet Aggregation Inhibitors; D014803:Vitamin B Complex