APA (7th ed.) Citation

(2020). Re-positive COVID-19 PCR test: Could it be a reinfection?

Chicago Style (17th ed.) Citation

Re-positive COVID-19 PCR Test: Could It Be a Reinfection? 2020.

MLA (8th ed.) Citation

Re-positive COVID-19 PCR Test: Could It Be a Reinfection? 2020.

Warning: These citations may not always be 100% accurate.