RT Journal Article SR Electronic T1 Medicines for migraine JF Archives of disease in childhood - Education & practice edition JO Arch Dis Child Educ Pract Ed FD BMJ Publishing Group Ltd and Royal College of Paediatrics and Child Health SP ep50 OP ep55 DO 10.1136/adc.2004.066670 VO 92 IS 2 A1 Steve Ryan YR 2007 UL http://ep.bmj.com/content/92/2/ep50.abstract AB