@article{tschirgi_1958,  title={The blood-brain barrier},  volume={16},  ISSN={0004-282X},  url={https://doi.org/10.1590/S0004-282X1958000400003},  DOI={10.1590/S0004-282X1958000400003},  number={4},  journal={Arquivos de Neuro-Psiquiatria},  publisher={Academia Brasileira de Neurologia - ABNEURO},  author={Tschirgi, Robert D.},  year={1958},  month={Dec},  pages={361–363} }