Vaccine Education Center
The Vaccine Education Center at Children's Hospital of Philadelphia provides complete, up-to-date and reliable information about vaccines to parents and healthcare professionals. We are a member of the World Health Organization's (WHO) Vaccine Safety Net because our website meets the criteria for credibility and content as defined by the Global Advisory Committee on Vaccine Safety. Learn more about the WHO’s Vaccine Safety Net.
What Should I Know About COVID-19 Vaccine Boosters?
Dr. Paul Offit explains why a third dose of COVID-19 vaccine is being considered and what to expect.