PT - JOURNAL ARTICLE ED - , TI - Electroencephalography is not useful in the routine evaluation of headache AID - 10.1136/ebm.1996.1.56 DP - 1996 Feb 01 TA - Evidence Based Medicine PG - 56--56 VI - 1 IP - 2 4099 - http://ebm.bmj.com/content/1/2/56.short 4100 - http://ebm.bmj.com/content/1/2/56.full SO - Evid Based Med1996 Feb 01; 1