scientist virologist in respirator makes write in an tablet computer with stylus. man wearing protective medical mask

2019 areactive attack blue bomber chest computer concept coronavirus covid19 digital dry epidemic fire grave greenhouse health irrational keep lion look man mask medical microscope microscopy musclebuildingbug n1h1 ncov priortodesign protection protective researcher respirator safety scientist stop stylus tablet theoretical transplantation tunneling virologist virus virussynthesized wearing