Measles is one of the most challenging diseases to control. It requires a sustained uptake of well over 90% of two doses of a measles-containing vaccine such as MMR. But since the COVID pandemic, there has been a decline in the uptake of routine vaccines in many countries, including the US, Canada and Europe, resulting in outbreaks of the disease.
from Medical Xpress - latest medical and health news stories https://ift.tt/ZFjcRvO