Date in year · 1955 · The 1950s
On April 12, 1955, the polio vaccine, developed by Dr. Jonas Salk, is declared safe and effective. Steve Camp, Olivia Dahl (died 1962), Donald Pettit would arrive in the same year.
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Year
1955
1950s
Featured · April 12, 1955
Polio vaccine is a vaccine used to prevent poliomyelitis (polio). Two types are used: an inactivated poliovirus given by injection (IPV) and a weakened poliovirus given by mouth (OPV). The World Health Organization (WHO) recommends all children be fully vaccinated against polio.
Around 1955
1955 (MCMLV) was a common year starting on Saturday of the Gregorian calendar, the 1955th year of the Common Era (CE) and Anno Domini (AD) designations, the 955th year of the 2nd millennium, the 55th year of the 20th century, and the 6th year of the 1950s decade.
What happened
Vaccine to prevent poliomyelitis
Polio vaccine is a vaccine used to prevent poliomyelitis (polio). Two types are used: an inactivated poliovirus given by injection (IPV) and a weakened poliovirus given by mouth (OPV). The World Health Organization (WHO) recommends all children be fully vaccinated against polio.
Elsewhere that year
The class of 1955
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