Title: Making Testing Accessible: Exploring the Convenience of Nasal Swab-based COVID-19 Antigen Rapid TestingIntroduction:The COVID-19 pandemic has highlighted the critical role of testing in controlling the spread of the virus. Nasal swab-based antigen rapid testing has emerged as a convenient and

Allrecord rapid antigen: the daily increase in South Korea's cases falls below 100,000. According to statistics from the Worldometer website, as of 6:30 on the 17th, Beijing time, there were 50,418,4215 confirmed cases of the new crown worldwide, and a total of 6,221,424 deaths.