Polio vaccine poliomyelitis per million doses given. This compares with 5,000 cases per million who are paralysed following a polio infection. Both are generally safe to give during pregnancy and in those who have HIV/AIDS but are otherwise well. The first polio vaccine was the inactivated polio vaccine. It was developed by Jonas Salk and came into use in 1955. The oral polio vaccine was developed by Albert Sabin and came into commercial use in 1961. They are on the World Health Organization's List of Essential Medicines, the most effective and safe medicines needed in a health system. The wholesale cost in
Salk School of Science Salk School of Science The Salk School of Science is a junior high school, located in Lower Manhattan, New York City. It was founded in 1995 as a unique collaboration between the New York University School of Medicine and the New York City Department of Education. The goal of the school is to encourage an enthusiasm for, and the development of abilities in, the sciences, particularly the medical and biological sciences. Science and math are specialties at the school, including special classes for it and after-school programs. A particular aim is to encourage city children to aim for better high