@article{articlef5d255ac, title = {External root resorption with the self-ligating Damon system: a retrospective study}, author = {Handem, Roberta Heiffig and Janson, Guilherme and Matias, Murilo and Freitas, Karina Maria Salvatore de and Lima, Darwin Vaz de and Garib, Daniela Gamba and Freitas, Marcos Roberto de}, year = {2016}, doi = {10.1186/s40510-016-0133-1}, journal = {Progress in Orthodontics} }