3d render of a yellow warning sign for biological hazards and the message covid-2019 in a hospital

2019 2019ncov 2020 background bed biohazard biological care china clinic corona coronavirus covid covid2019 danger dead deadly disease emergency empty epidemic flu hazards healing health healthcare healthy hospital hubei illness infection lethal lung medical message nobody outbreak outpatient pandemic pneumonia render room sars sick sickroom sign sterile virus warning who wuhan yellow