The nurse doctor is holding a public card with the inscription COVID19 stop coronavirus

Related tags:

• blood sample
• vaccine
• blood test
• disease
• pneumonia
• pandemic
• infection
• covid
• virus
• patient
• diagnosis
• flu
• doctor patient
• microbiology
• respiratory
• doctor
• nurse
• health
• chinese medicine
• clinic
• medicine
• biochemistry
• biohazard
• positive
• test tube
• laboratory
• 20+