@article{smith_1973,  title={Life without oxygen: the world of the anaerobes},  volume={71},  ISSN={0074-0276},  url={https://doi.org/10.1590/S0074-02761973000200008},  DOI={10.1590/S0074-02761973000200008},  number={3},  journal={Memórias do Instituto Oswaldo Cruz},  publisher={Instituto Oswaldo Cruz, Ministério da Saúde},  author={Smith, Louis DS},  year={1973},  pages={323–335} }