title: Poliomyelitis outbreaks in Africa and Asia: importation of infections a serious risk for polio-free countries with low vaccine coverage.
authors.affiliation: WHO Collaborating Centre for Poliovirus Surveillance and Enterovirus Research, National Public Health Institute (KTL), Helsinki, Finland. tapani.hovi@ktl.fi
authors.forename: T
authors.initials: T
authors.lastname: Hovi
mesh_terms: D000349:Africa / Q000453:epidemiology; D001208:Asia / Q000453:epidemiology; D004196:Disease Outbreaks / Q000517:prevention & control* / Q000706:statistics & numerical data*; D006801:Humans; D015994:Incidence; D011051:Poliomyelitis / Q000453:epidemiology* / Q000517:prevention & control*; D023321:Poliovirus Vaccines / Q000627:therapeutic use*; D011159:Population Surveillance; D018570:Risk Assessment / Q000379:methods*; D012307:Risk Factors; D014611:Vaccination / Q000706:statistics & numerical data*
chemical_list: D023321:Poliovirus Vaccines