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Previous Volume 355:2508-2511 December 14, 2006 Number 24 Next

	Since this article has no abstract, we have provided an extract of the first 100 words of the full text and any section headings.

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Six years after the original 2000 target date for the global eradication of polio, public health workers are encountering several stumbling blocks. Poliovirus circulation persists in countries where the virus is endemic; new outbreaks are occurring in previously polio-free areas, including, most recently, Kenya's first documented wild-type poliovirus infection in 22 years; and complex social challenges stand in the way of public health efforts in some countries.

Since 1988, when the World Health Assembly adopted the goal of eradication, the public health initiative has made extraordinary progress: the disease burden has been reduced by more than 99%, and the number . . . [Full Text of this Article]

Source Information

Dr. Pallansch is a virologist and Dr. Sandhu is a medical epidemiologist at the National Center for Immunization and Respiratory Diseases, Centers for Disease Control and Prevention, Atlanta.

This article has been cited by other articles:

• Jenkins, H. E., Aylward, R. B., Gasasira, A., Donnelly, C. A., Abanida, E. A., Koleosho-Adelekan, T., Grassly, N. C. (2008). Effectiveness of Immunization against Paralytic Poliomyelitis in Nigeria. NEJM 359: 1666-1674 [Abstract] [Full Text]