Those who are concerned about the safety and effectiveness of vaccines may not realize that the development, testing and approval process is years in the making. U.S. Food and Drug Administration rules require three phases of clinical trials before a vaccine is approved, and frequent inspections ensure that the vaccine manufacturing process meets high quality standards. The vaccination schedule is set and reviewed regularly in accordance with best practice in vaccination by a group of medical and public health experts. Read more about vaccinations and public health in DePaul Magazine.

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