The United States Centers for Disease Control and Prevention (US CDC) cited several evidences to show to the COVID-19 outbreak commenced in the country between mid-January and early February.
Due to the large amount of deaths occurring in long-term care facilities, the WHO/Europe has released "new technical guidance on how to prevent and manage COVID-19 infections in long-term care services.
Researchers in Wuhan, China examined clinical and epidemiological data and outcomes of 118 pregnant women with Covid-19 from 50 designated hospitals in Wuhan city.