Statistics from Altmetric.com
If you wish to reuse any or all of this article please use the link below which will take you to the Copyright Clearance Center’s RightsLink service. You will be able to get a quick price and instant permission to reuse the content in many different ways.
In 1988 the World Health Assembly resolved to rid the world of poliomyelitis by the year 2000. It hasn’t happened, of course, but a lot has been achieved. The number of cases of poliomyelitis has fallen worldwide to less than 99% of the 1988 total, and endemic poliomyelitis (types 1 and 3 viruses) now occurs in only northern Nigeria, northern India, and at the Afghanistan–Pakistan border. Type 2 poliomyelitis disappeared in 1999. Monovalent oral poliovirus vaccines were …
Competing interests: None declared.