positive and negative covid coronavirus sars cov rapid antigen test done nasal swab held medical personnel |
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| navigate by keyword : positive negative sars cov rapid antigen test nasal swab held medical personnel covid coronavirus isolated blurred background analyzing cassette contagion contagious contamination corona global crisis diagnosis diagnostic disease epidemic equipment health hospital hubei illustrative infection lab laboratory outbreak pandemic patient tested pneumonia result sample selective focus specimen kit viral virus spread |
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| Positive and negative results of SARS-CoV-2 Rapid Antigen AG test done by a nasal swab held by a medical personnel, Covid-19 coronavirus rapid Antigen test results isolated on a blurred background |
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