Your Good Health: Small pox eradicated through vaccination, quarantines - Times Colonist

The global eradication of smallpox was an immense effort, requiring not only enormous resources but also the political power to ensure its success. I

Dear Dr. Roach: I was wondering if you could explain why some vaccinations seem to completely protect against a disease, while others do not. For example, smallpox was completely eradicated by vaccin… [+3433 chars]

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