@article{konstas_1998,  title={Exfoliation glaucoma: clinical perspective of a global challenge},  volume={61},  ISSN={0004-2749},  url={https://doi.org/10.5935/0004-2749.19980036},  DOI={10.5935/0004-2749.19980036},  number={5},  journal={Arquivos Brasileiros de Oftalmologia},  publisher={Conselho Brasileiro de Oftalmologia},  author={Konstas, Anastasios G. P.},  year={1998},  month={Oct},  pages={608–613} }