1. Headache clinics for children;Abu-Arafeh,2002
2. Serious neurological disorders in children with chronic headache;Abu-Arafeh;Arch Dis Child,2005
3. Prevalence of headache and migraine in children and adolescents: a systematic review of population-based studies;Abu-Arafeh;Dev Med Child Neurol,2010
4. British Association for the Study of Headache (BASH): http://www.bash.org.uk/.
5. Classification and diagnostic criteria for headache disorders, cranial neuralgias, and facial pain;Headache Classification Committee of the International Headache Society;Cephalalgia,1998