@article {105463,
	title = {Prevalence of primary headache disorders in Fayoum Governorate, Egypt},
	journal = {The journal of headache and pain},
	volume = {16},
	year = {2015},
	attachments = {https://scholar.cu.edu.eg/sites/default/files/hatemshehata/files/prevalence_headache.pdf}
}
