類似のロイヤリティフリー動画
4K, Laboratory technician hand hold on blood sample tube for corona virus test , COVID-19. Scientist with blue gloves for protection. Vaccine research for the 2019-nCoV-Dan
Technician sorting Petri dishes with growing bacteria in hospital laboratory. Bacterial colonies in Petri dish. Medical tests and research. Hand in glove moving glass plates with bacterial cultures.
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