@article {georgopoulou2005frequency,
	title = {Frequency and distribution of root filled teeth and apical periodontitis in a Greek population},
	journal = {International endodontic journal},
	volume = {38},
	number = {2},
	year = {2005},
	pages = {105{\textendash}111},
	publisher = {Wiley Online Library},
	author = {Georgopoulou, MK and Spanaki-Voreadi, AP and Pantazis, N. and Kontakiotis, EG}
}
