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The College of Physicians of Philadelphia's Statement on the Decision in Dobbs V. Jackson.

Vaccines 101

How are Vaccines Made?

Making a successful vaccine takes work, building on all the science and technology from over 200 years of vaccine discoveries. Learn about all the processes that go into making vaccines.

The Scientific Method in Vaccine History

There is a way to go from idea to knowledge. Learn about the steps vaccine scientists take to confirm their theories.

Early Laboratory Methods for Developing Vaccines

Modern laboratories would look like something out of a science fiction story to early vaccine developers.

Vaccine Development, Testing, and Regulation

Human Cell Strains in Vaccine Development

Sometimes, human cells are needed to grow the pathogens used for vaccines.

U.S. Military and Vaccine Developments

Vaccines have been instrumental in maintaining troop readiness.

Vaccines for Pandemic Threats

There are many infectious diseases waiting to become pandemics, and vaccines being developed to stop them.