Prevention during run of Covid19

A virus in the Coruna Group was first detected in China in December 1969 in the city of Wuhan . From there Coruna Viral Disease spread to Europe , USA, Canada, Other, Asian countries and Australia New Zealand etc and it has now been known as COVID 19. A fierce controversy has arisen if the disease was man made or is a different strain of known virus. However World Health Organisation do not agree it to be man made virus and opine it to be a natural one. Whatever be the cause it has come to play a catastrophe in the human civilization that has been seriously under its onslaught. Lots of people were already affected and died . Researchers have been doing day night labor to find out preventive vaccine and there have been many claims that the vaccine is being made and it is likely that before the end of this year it will be available. If this is realized as opined, there can be no better prevention than this . Question remains , how long really it will take to find the vaccine and accordin...