ቢቢሲ ማንኛውም ክትባት እንዴት እንደፀደቀ በሰፊው ጽ writtenል ለኮሮናቫይረስ መከላከያ ለደህንነት እና ውጤታማነት በጥብቅ ተፈትኖ ይሆናል ።
The BBC has written at length about how any vaccine approved for use against coronavirus will have been rigorously tested for safety and efficacy.