PT - JOURNAL ARTICLE ED - , TI - The mechanism and management of headache DP - 1970 Nov 01 TA - The Journal of the Royal College of General Practitioners PG - 299--300 VI - 20 IP - 100 4099 - http://bjgp.org/content/20/100/299.3.short 4100 - http://bjgp.org/content/20/100/299.3.full SO - J R Coll Gen Pract1970 Nov 01; 20