1. Amnesty International. Exposed, silenced, attacked: failures to protect health and essential workers during the covid-19 pandemic. Amnesty, 2020. https://www.amnesty.org/en/documents/pol40/2572/2020/en/
2. Health workers become unexpected targets during covid-19. Economist 2020 May 11. https://www.economist.com/international/2020/05/11/health-workers-become-unexpected-targets-during-covid-19
3. Mantovani C. 90,000 health workers infected with COVID-19 worldwide: nurses group. Reuters 2020 May 6. https://uk.reuters.com/article/us-health-coronavirus-nurses/over-90000-health-workers-infected-with-covid-19-worldwide-nurses-group-idUKKBN22I1XH