@article{portes_2012,  title={Ultrassonografia orbitária e de anexos},  volume={71},  ISSN={0034-7280},  url={https://doi.org/10.1590/S0034-72802012000200001},  DOI={10.1590/S0034-72802012000200001},  number={2},  journal={Revista Brasileira de Oftalmologia},  publisher={Sociedade Brasileira de Oftalmologia},  author={Portes, Arlindo José Freire},  year={2012},  month={Mar},  pages={77–78} }