Researchers show how specific immune cells are activated by the vaccine - an important starting point for the development of new vaccines. The yellow fever vaccination using the live-attenuated YF17D ...

First came the French. A syndicate led by Ferdinand de Lesseps, the diplomat who had led construction of the Suez Canal, ...

April 24 (Reuters) - The Pan American Health Organization said on Thursday it is seeking collaboration with neighboring countries to fight vaccine hesitancy for yellow fever and measles among ...