Tag: moderna-and-pfizer

According to recent reports, many countries are concerned about the quality of Chinese COVID-19 vaccines.
Made-in-China COVID-19 Vaccines Lose Appeal With Decreased Effectiveness
Chinese Sinopharm and Coronavac Coronavirus Disease 2019 (COVID-19) shots have been administered in many countries, accounting for approximately 50 percent of doses delivered globally. However, their effectiveness is being questioned, with some studies showing that...