Vaccines are among the most powerful inventions in history, making once-feared diseases preventable. With continued research, investment and collaboration, we can save millions more lives today and in the next 50 years. #HumanlyPossible #WorldImmunizationWeek pic.twitter.com/HqBG6ABYuf

Double-tap if you believe in the power of vaccines. Let's spread immunity, not diseases! . . #NationalImmunizationWeek pic.twitter.com/nBNi6geiTU

It's #WorldImmunizationWeek #Immunization is one of humanity's greatest achievements helping to eradicate smallpox and save at least 3 million lives a year. And you’re part of it. By being vaccinated, you’re helping to keep others safe. Now we need your help again. We’re… pic.twitter.com/uwhr95SceX

Join the #WorldImmunizationWeek press conference - catch up on the latest #immunization data and follow the launch of the #HumanlyPossible campaign. 🗓️ Streaming across platforms on April 24 at 3PM CEST. bit.ly/4d0Xl2T pic.twitter.com/0USN6yraZZ