1. Robert Koch Institute. Current situation report by the Robert Koch Institute on COVID-19 (with archive). 2020. https://www.rki.de/DE/Content/InfAZ/N/Neuartiges_Coronavirus/Situationsberichte/Gesamt.html. (In German and English.)
2. Statista. Coronavirus (COVID-19) death rate in countries with confirmed deaths and over 1000 reported cases as of April 3, 2020, by country. Apr 2020. https://www.statista.com/statistics/1105914/coronavirus-death-rates-worldwide/.
3. Corman VM, Landt O, Kaiser M, et al. Detection of 2019 novel coronavirus (2019-nCoV) by real-time RT-PCR. Euro Surveill 2020;25:pii=2000045. .
4. Robert Koch Institute. Covid-19 dashboard. 2020. https://experience.arcgis.com/experience/478220a4c454480e823b17327b2bf1d4. (In German.)
5. Spahn spricht von “Ruhe vor dem Sturm” [Spahn speaks of “calm before the storm”]. Spiegel 2020 Mar 26. https://www.spiegel.de/politik/deutschland/coronavirus-spahn-spricht-von-ruhe-vor-dem-sturm-a-5c0e995d-1782-4c6e-9251-90211fa2bae8. (In German, translatable to English.)