Pandemic smallpox was responsible for 300–500 million deaths. As recently as the early 1950s, an estimated 50 million cases of smallpox occurred in the world each year. After successful vaccination campaigns throughout the 19th and 20th centuries, the WHO certified the eradication of smallpox in December 1979. To this day, smallpox is the only human infectious disease to have been completely eradicated, and one of two infectious viruses ever to be eradicated. Historically, measles was prevalent throughout the world, as it is highly contagious. According to the U.S. National Immunization Program, 90% of people were infected with measles by age 15.
Certified First Responder in France PSE 2, the PSE 2 is the equivalent of the former CFAPSE. A PSE 1 first responder is allowed to work with PSE 2 CFR, nevertheless, he has less knowledge than a PSE 2, so will only be a help to a confirmed PSE 2 worker. Certified First Responder in France See also : Certified First Responder and Emergency medical responder In France, the pre-hospital care is either performed by first responders from the fire department ("sapeurs-pompiers", most emergency situations) or from a private ambulance company (relative emergency at home), or by a medical team that includes a physician, a