LONDON--Scientists searching for the origins of COVID-19 have zeroed in on a short list ... infected animals were first brought to the Wuhan market in late November 2019, which then triggered ...
Malaria is a parasitic disease that has always been controlled by national programs worldwide but still remains a public health problem. COVID-19 continues to spread and ...
The winter of 2019 seemed longer and colder than that in any other year because of COVID﹣19(新冠肺炎).By Thursday,March 5th,2020,over 30.000 medical workers have gone to Wuhan.They were fighting in a spec ...