Nahsan FPS, Schmit VL, Naufel FS, Faria e Silva AL, Chaves LP. Thirteen-year follow up of a conservative approach for closing diastema in anterior teeth with composite resin . Biosci. J. [Internet]. 2015 Jun. 30 [cited 2024 Jul. 26];31(4):1291-5. Available from: https://seer.ufu.br/index.php/biosciencejournal/article/view/29543