@article{blair_martinez-vernaza_segura_barrientos_garber_gualtero-trujillo_juillard_castro_2020,  title={Protecting healthcare workers in the COVID-19 pandemic: respirator shortages and health policy responses in South America},  volume={36},  ISSN={0102-311X},  url={https://doi.org/10.1590/0102-311X00227520},  DOI={10.1590/0102-311X00227520},  number={12},  journal={Cadernos de Saúde Pública},  publisher={Escola Nacional de Saúde Pública Sergio Arouca, Fundação Oswaldo Cruz},  author={Blair, Kevin J. and Martinez-Vernaza, Samuel and Segura, Eddy and Barrientos, José Luis Gallardo and Garber, Kent and Gualtero-Trujillo, Sandra M. and Juillard, Catherine and Castro, Rodolfo},  year={2020},  pages={e00227520} }