PT - JOURNAL ARTICLE ED - , TI - Review: anticonvulsants are better than placebo for reducing the frequency of migraine attacks AID - 10.1136/ebm.10.1.16 DP - 2005 Feb 01 TA - Evidence Based Medicine PG - 16--16 VI - 10 IP - 1 4099 - http://ebm.bmj.com/content/10/1/16.short 4100 - http://ebm.bmj.com/content/10/1/16.full SO - Evid Based Med2005 Feb 01; 10