Fonte, Luis, et al. “The Regarding the Call to Explore the Unexpected Low Severity of COVID-19 in Sub-Saharan Africa”.
Acta Biomedica Atenei Parmensis
, vol. 91, no. 4, Nov. 2020, p. e2020151,
https://doi.org/10.23750/abm.v91i4.10718
.