1. Tseng V. The Four Waves of a Pandemic; reprinted with permission. 2020.
https://twitter.com/VectorSting/status/1244671755781898241
2. Berardi F. The Italian Doctor Flattening the Curve by Treating COVID-19 Patients in Their Homes. TIME.
https://time.com/5816874/italy-coronavirus-patients-treating-home/
. 2020. Accessed 29 June 2020.
3. COVID-19 Health System Response Monitor. Cross-Country Analysis: What strategies are countries using to expand health workforce surge capacity to treat COVID-19 patients? World Health Organization Regional Office for Europe, European Commission, European Observatory on Health Systems and Policies.
https://analysis.covid19healthsystem.org/index.php/2020/04/23/what-strategies-are-countries-using-to-expand-health-workforce-surge-capacity-to-treat-covid-19-patients/
. 2020. Accessed 29 June 2020.
4. https://www.medischondernemen.nl/pm-netwerk/20000-oud-zorgmedewerkers-aan-de-slag-na-versoepeling-big;%20https:/nos.nl/artikel/2330487-zij-gingen-terug-naar-de-zorg-ik-moest-en-zou-helpen-in-de-crisis.html
5. Aerzteblatt.de. COVID-19: Bundesärztekammer-Präsident ruft Ärzte im Ruhestand und Medizinstudierende zur Mithilfe auf.
https://www.aerzteblatt.de/nachrichten/111202/COVID-19-Bundesaerztekammer-Praesident-ruft-Aerzte-im-Ruhestand-und-Medizinstudierende-zur-Mithilfe-auf
. 2020. Accessed 29 June 2020.