title: Update on vaccine-derived polioviruses worldwide, January 201-March 2015.
mesh_terms: D000328:Adult; D000349:Africa / Q000453:epidemiology; D001208:Asia / Q000453:epidemiology; D001938:Brazil / Q000453:epidemiology; D002648:Child; D005260:Female; D006801:Humans; D007153:Immunologic Deficiency Syndromes / Q000276:immunology; D007223:Infant; D008297:Male; D011051:Poliomyelitis / Q000453:epidemiology / Q000821:virology*; D017955:Poliovirus / Q000276:immunology / Q000378:metabolism / Q000502:physiology*; D011055:Poliovirus Vaccine, Oral / Q000009:adverse effects*; D006113:United Kingdom / Q000453:epidemiology; D014613:Vaccines, Attenuated / Q000009:adverse effects; D017201:Virus Shedding
chemical_list: D011055:Poliovirus Vaccine, Oral; D014613:Vaccines, Attenuated