Analysis of information sources in references of the Wikipedia article "Polio" in English language version.
It shows that the number of annual polio cases has decreased by 97 per cent from 306 reported in 2014.
{{cite journal}}: CS1 maint: DOI inactive as of November 2024 (link){{cite journal}}: CS1 maint: DOI inactive as of November 2024 (link)Ninety or so afflicted children may sound like a small number, but they are only a tiny manifestation of an enormous problem, since for each crippled child up to one thousand more are silently infected. Polio is so contagious that a single case is considered a public health emergency. Ninety cases could mean some 90,000 people infected, each a carrier invisibly spreading the disease to others for weeks on end.
{{cite journal}}: CS1 maint: DOI inactive as of November 2024 (link)It shows that the number of annual polio cases has decreased by 97 per cent from 306 reported in 2014.
Ninety or so afflicted children may sound like a small number, but they are only a tiny manifestation of an enormous problem, since for each crippled child up to one thousand more are silently infected. Polio is so contagious that a single case is considered a public health emergency. Ninety cases could mean some 90,000 people infected, each a carrier invisibly spreading the disease to others for weeks on end.