The World Health Organization says no evidence supports using BCG to fight pandemic. Some Israeli biologists beg to differ — after studying stats for 63% of world’s population A vaccine that has been in use for almost a century limits the spread and severity of coronavirus, Israeli biologists have claimed after studying data from almost two thirds of the world’s population. As they champion the bacillus Calmette-Guerin vaccine, they are going head-to-head with the World Health Organization. They argue that three decades after many countries — Israel included — phased out blanket BCG shots, they should consider restoring them to...