@article {199254,
	title = {Relation of oral ulcers to quality of life: a cross-sectional study},
	journal = {Tanta Dental Journal },
	year = {2020},
	pages = {168-182},
	author = {Ayat G AbdelNaser and Enji A Mahmoud and Mai Z Ibrahium and Soheir Gaafar}
}
