@article{2021,
title={Interleukin-6 Receptor Antagonists in Critically Ill Patients with Covid-19},
volume={384},
ISSN={1533-4406},
url={http://dx.doi.org/10.1056/nejmoa2100433},
DOI={10.1056/nejmoa2100433},
number={16},
journal={New England Journal of Medicine},
publisher={Massachusetts Medical Society},
year={2021},
month=apr,
pages={1491–1502} }