Licence: Attribution 4.0 International (CC BY 4.0)
Credit: Drawing of the 1918 Influenza: Showing congestion of vessels. Wellcome Collection. Source: Wellcome Collection.
Licence: Attribution 4.0 International (CC BY 4.0)
Credit: Drawing of the 1918 Influenza: Showing congestion of vessels. Wellcome Collection. Source: Wellcome Collection.