Pfizer is in search of US acceptance of the booster dose of its two-shot COVID-19 vaccine. The drugmaker claimed Wednesday that it has began the applying course of action for a third dose of its vaccine for people ages 16 and more mature. The organization reported it can total the http://web.es.nccu.edu.tw/class/netlink/hits.php?id=269&url=https://getlisting.org/