Who Is Most Vulnerable To Diphtheria?

Who Is Most Vulnerable To Diphtheria? Children and adults who don’t have up-to-date vaccinations. People living in crowded or unsanitary conditions. Anyone who travels to an area where diphtheria infections are more common. Where is diphtheria most common? Since 2016, respiratory diphtheria outbreaks have occurred in Indonesia, Bangladesh, Myanmar, Vietnam, Venezuela, Haiti, South Africa, and