@article{monnazzi_silva_2004,  title={Douglas Sinn},  volume={9},  ISSN={1415-5419},  url={https://doi.org/10.1590/S1415-54192004000200002},  DOI={10.1590/S1415-54192004000200002},  number={2},  journal={Revista Dental Press de Ortodontia e Ortopedia Facial},  publisher={Dental Press Editora},  author={Monnazzi, Marcelo Silva and Silva, Maurício Bento da},  year={2004},  month={Apr},  pages={14–17} }