Is Omicron really invisible? Why do so many people get infected again and again?

Although many people have suspected symptoms of Covid-19, the rapid test’s result is still negative while PCR test can detect it. Is it due to the “stealth” Omicron variant? Therefore, Should I do only the PCR test instead of the quick test? In terms of that, Dr.Dinh Thi Ngoc Minh, Hepatology and Digestive specialist of CarePlus International Clinic, has some certain sharings.el To better undestand the issue, watch the video below.

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