The concept and practice of immunization began with polio in the 1700s.

Name: The concept and practice of immunization began with polio in the 1700s.
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The concept and practice of immunization began with smallpox, not polio, in the 1700s through the process of variolation, which involved using material from smallpox sores. Edward Jenner's work in 1796 using cowpox to confer immunity to smallpox is considered the foundation of modern vaccination.

The Concept and Practice of Immunization Began with Polio in the 1700s