Cases show sharp decline

Here’s an article from the June 4 1932 edition of the Toronto Daily Star describing the latest case counts for common diseases.


May 1932 appears to have been a bad month for mumps!

The reduced incidence of diphtheria might have been related to another article that appeared in the same paper:


Diphtheria vaccine was invented in 1923. Today, about 84% of the world is vaccinated, which is grimly ironic, given the current world situation.

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