Director / Editor: Victor Teboul, Ph.D.

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Independent and neutral with regard to all political and religious orientations, Tolerance.ca® aims to promote awareness of the major democratic principles on which tolerance is based.

It's been a year since Africa was declared polio free. But a threat remains

By Wayne Howard, Medical Scientist, National Institute for Communicable Diseases
Melinda Suchard, Head, Centre for Vaccines and Immunology, National Institute for Communicable Diseases

Outbreaks of polio have become a thing of the past, told to us by our grandparents, only because of vaccination.

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