Moderna Inc stated on Wednesday it's got withheld source of about 1.63 million doses of its Covid-19 vaccine in Japan after a report of contamination of vials with particulate subject, which it suspects includes a production line in Spain. Whilst Moderna explained no protection or efficacy concerns had been recognized, http://www.de.kuas.edu.tw/community/viewtopic.php?CID=17&Topic_ID=21