Pandemic influenza and Covid–19: Geographical velocity and control
Photo by Juan Cruz Mountford on UnsplashOn 31 December 2019, the World Health Organization (WHO)…
Matthew Smallman-Raynor and Andrew CliffApril 22, 2020
How do epidemiologists know how many people will get Covid-19?
How many people are infected now with the novel coronavirus, SARS-CoV-2? How many will be…
