BibTex format
@article{Courtin:2021:10.3389/fpubh.2021.763830,
author = {Courtin, E and Vineis, P},
doi = {10.3389/fpubh.2021.763830},
journal = {FRONTIERS IN PUBLIC HEALTH},
title = {COVID-19 as a Syndemic},
url = {http://dx.doi.org/10.3389/fpubh.2021.763830},
volume = {9},
year = {2021}
}