@article{holland_1993,  title={Cytomegalovirus retinopathy: current concepts and therapeutic options},  volume={56},  ISSN={0004-2749},  url={https://doi.org/10.5935/0004-2749.19930056},  DOI={10.5935/0004-2749.19930056},  number={1},  journal={Arquivos Brasileiros de Oftalmologia},  publisher={Conselho Brasileiro de Oftalmologia},  author={Holland, Gary N.},  year={1993},  month={Jan},  pages={18–24} }