@article{marsden_1995,  title={The ward laboratory},  volume={28},  ISSN={0037-8682},  url={https://doi.org/10.1590/S0037-86821995000400001},  DOI={10.1590/S0037-86821995000400001},  number={4},  journal={Revista da Sociedade Brasileira de Medicina Tropical},  publisher={Sociedade Brasileira de Medicina Tropical - SBMT},  author={Marsden, Philip Davis},  year={1995},  month={Oct},  pages={311–313} }