A few showers ending early this evening then cloudy with 40 percent chance of showers this evening and after midnight. A few showers beginning overnight. Wind southwest 20 km/h becoming light early this evening. Low 9.
National Institute of Allergy and Infectious Diseases that discusses the benefits of vaccination, how vaccines and the immune system work, different types of vaccines, and how vaccines are developed and tested. (U.S. website)
presents information in an easy-to-understand format