Interesting facts The first vaccine in the world was created 230 years ago by Edward Jenner, tested on an 8-year-old child, and later helped eradicate smallpox — the deadliest disease in history. Andriely Medeiros de Araújo 13/05/2026 at 12:10
Interesting facts How Humanity Overcame The Deadliest Disease In History Noel Budeguer 25/05/2025 at 19:56
