infectious diseases
Poliomyelitis Vaccine
Introduction
Extensive vaccination has almost eradicated Poliomyelitis worldwide. But cases still occur in areas with incomplete immunization, such as sub-Saharan Africa and southern Asia. There are 3 serotypes of poliovirus (an Overview of Enterovirus Infections ). For more information, seePolio Advisory Committee on Immunization Practices Vaccine RecommendationsandCenters for Disease Control and Prevention (CDC): Polio Vaccination. (See also Overview of Immunization .) 