@article {graetz2013toothbrushing,
	title = {Toothbrushing education via a smart software visualization system},
	journal = {Journal of periodontology},
	volume = {84},
	number = {2},
	year = {2013},
	note = {n/a},
	pages = {186{\textendash}195},
	publisher = {American Academy of Periodontology},
	abstract = {n/a},
	author = {Graetz, Christian and Bielfeldt, Jule and Wolff, Lars and Springer, Claudia and M Fawzy El-Sayed, Karim and S{\"a}lzer, Sonja and Badri-H{\"o}her, Sabah and D{\"o}rfer, Christof E}
}
