@article{article97486156, title = {Aging changes in maxillary anterior teeth in untreated individuals: an observational longitudinal study}, author = {Natsumeda, Gabriela Manami and Miranda, Felicia and Massaro, Camila and Lauris, José Roberto Pereira and Garib, Daniela}, year = {2023}, doi = {10.1186/s40510-023-00478-z}, journal = {Progress in Orthodontics} }