Number of unvaccinated US children has quadrupled since 2001.

摘要: The percentage of American children aged under two who have had no vaccinations has quadrupled since 2001, according to new data released in a report by the Centers for Disease Control and Prevention (CDC).1 Another CDC2 said that 2017 was third consecutive year which number student immunisation exemptions non-medical reasons climbed slightly. Neither trend yet reached alarming proportions, CDC said. Only 1.3% currently lack all 14 recommended vaccinations. And only 2.2% schoolchildren school vaccination exemptions. But both numbers are moving wrong direction, public health experts say. tiny minority with …