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When will the vaccine of Coronavirus, which continues to spread rapidly in the world, be found? Israel, America, China continues to work on pharmaceuticals.
Few Blood result tubes in doctor hand mers cov coronavirus test positive label in hospital. New rapidly spreading Coronavirus, world pandemic.
Veterinary clinic lab work, gloved hands handling sample vials.
COVID- 19. Corona virus disease. Blood test. Stop dangerous Chinese virus COVID-19.Laboratory sample of blood testing for diagnosis new Corona virus infection.
Hearing test. Doctor examining boy's ear with otoscope in clinic, closeup

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