"Few issues generate such impassioned debate as mandatory vaccination policies. Advocates say vaccines are safe and exemptions should be minimal. Opponents counter that vaccines are hazardous to health and that any limitation on exemptions is a violation of constitutional rights.
“Immunizations are the safest, longest-lasting and most effective way to prevent communicable diseases,” says Dr. Ian Gemmill, past chair of the Canadian Coalition of Immunization Awareness and Promotion, a nongovernmental advocacy organization." - Mandatory vaccinations: No middle ground (part of a three-part series on mandatory vaccination)