How far can measles travel?
According to The Record a woman in Waterloo was diagnosed with the first case of measles in the region since 1996. It is believed that the woman contracted the disease while in Florida, where she was in proximity to another infected individual from England (where vaccination rates are low enough [...]
I found the following links on the Health Canada website, describing the
safety, efficacy and risks of the vaccines used in the standard vaccination
schedule. First a basic overview:
Immunization: The most successful public health measure
In the last century, vaccines have saved more lives than any other health
intervention. The World Health Organization estimates that every year, more
than [...]