RT Journal Article SR Electronic T1 Migraine—Evolution of a common disorder JF The Journal of the Royal College of General Practitioners JO J R Coll Gen Pract FD British Journal of General Practice SP 680 OP 680 VO 25 IS 158 A1 Dalton, Katharina YR 1975 UL http://bjgp.org/content/25/158/680.2.abstract AB