title: And then there were two…polio-endemic countries.
authors.forename: John
authors.initials: J
authors.lastname: Maurice
mesh_terms: D000346:Afghanistan / Q000453:epidemiology; D002648:Child; D019353:Endemic Diseases / Q000517:prevention & control / Q000706:statistics & numerical data*; D014943:Global Health; D006801:Humans; D017589:Immunization Programs / Q000458:organization & administration* / Q000706:statistics & numerical data; D007391:International Cooperation; D009549:Nigeria / Q000453:epidemiology; D010154:Pakistan / Q000453:epidemiology; D011051:Poliomyelitis / Q000453:epidemiology* / Q000517:prevention & control; D014455:Ukraine / Q000453:epidemiology