Polio progress.

• Localización: Scientific American, ISSN 0036-8733, Vol. 306, Nº. 4, 2012, págs. 62-63
• Idioma: inglés
• Texto completo no disponible (Saber más ...)
• Resumen

  • Several maps of the world are presented with information on the rate of poliomyelitis infections in various countries from 1997-2010, including those caused by wild-type and vaccine-induced virus strains.