covid negative result |
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| navigate by keyword : covid19 negative result coronavirus sarscov2 cov laboratory rapid pcr rtpcr antibody antigen igg igm blood sample nasopharyngeal throat swab report form virus infection reactive positive analyze analyzing test testing medical medicine exam covid health care diagnosis 2019 ncov sars checkup check certificate work permit using method showed |
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| COVID-19 negative result, laboratory report of COVID-19 testing by using rapid test IgG and IgM antibody method, the result showed negative |
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