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International Travel and Health. Chapter 6 - Vaccine-preventable diseases and vaccines (2019 update). World Health Organization. United Nations (2020). Retrieved on 3 December 2020. Countries with risk of yellow fever transmission and countries requiring yellow fever vaccination (July 2019). World Health Organization. United Nations (4 July 2019).
The polio vaccines prevented 29 million cases of paralytic polio between 1960 and 2021, compared with a counterfactual world with no vaccines, according to researchers’ estimates.
Poliomyelitis (/ ˌ p oʊ l i oʊ ˌ m aɪ ə ˈ l aɪ t ɪ s / POH-lee-oh-MY-ə-LY-tiss), commonly shortened to polio, is an infectious disease caused by the poliovirus. [1] Approximately 75% of cases are asymptomatic; [5] mild symptoms which can occur include sore throat and fever; in a proportion of cases more severe symptoms develop such as headache, neck stiffness, and paresthesia.
Is the polio vaccine safe? While an oral polio vaccine (OPV) is administered in some countries, inactivated polio vaccine (IPV) has been the only available form of immunization in the U.S. since 2000.
The Global Polio Eradication Initiative is an initiative created in 1988, just after the World Health Assembly resolved to eradicate the disease poliomyelitis. [1] Led by the World Health Organization , it is the largest international public health initiative in history.
A child receives oral polio vaccine during a 2002 campaign to immunize children in India. Poliovirus. Polio eradication, the goal of permanent global cessation of circulation of the poliovirus and hence elimination of the poliomyelitis (polio) it causes, is the aim of a multinational public health effort begun in 1988, led by the World Health Organization (WHO), the United Nations Children's ...
March of Dimes is a United States nonprofit organization that works to improve the health of mothers and babies. [1] The organization was founded by US President Franklin D. Roosevelt in 1938, as the National Foundation for Infantile Paralysis, to combat polio.
The vaccine derived from this strain, novel oral polio virus type 2 (nOPV2), was granted emergency licencing in 2021, and subsequently full licensure in December 2023. [75] Genetically stabilsed vaccines targeting poliovirus types 1 and 3 are in development, with the intention that these will eventually completely replace the Sabin vaccines. [76]