Epidemic background made of heap of protective medical masks with virus outbreak word and a thermometer on cement surface. World quarantine concept

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• disease
• illness
• infection
• face mask
• covid
• flu
• virus
• sick
• bacteria
• medicine
• respiratory
• treatment
• top view
• chinese medicine
• medical treatment
• biohazard
• medic
• surgical
• care
• mask
• china
• risk
• protection
• death
• environment
• chinese
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