@article{202104.0572,
	doi = {10.20944/preprints202104.0572.v1},
	url = {https://doi.org/10.20944/preprints202104.0572.v1},
	year = 2021,
	month = {April},
	publisher = {Preprints},
	author = {Mohamed Ahmed and Mohamed Tharwat and Abdelrahman Sanad and Karim Abdelhamid and Hager Ali and Raafat Tammam},
	title = {From Conventional to Virtual Smile Design Systems: A Current Systematic Review},
	journal = {Preprints}
}