@article{tungpakorn_2010,  title={Unusual visual loss after snakebite},  volume={16},  ISSN={1678-9199},  url={https://doi.org/10.1590/S1678-91992010000300020},  DOI={10.1590/S1678-91992010000300020},  number={3},  journal={Journal of Venomous Animals and Toxins including Tropical Diseases},  publisher={Centro de Estudos de Venenos e Animais Peçonhentos (CEVAP/UNESP)},  author={Tungpakorn, N},  year={2010},  pages={519–523} }