Using both types of polio vaccine could speed up efforts to free the world of the disease, research suggests.
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/double-vaccines-could-hasten-end-polio
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/bbc-uk
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/health
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/polio
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/diseases
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/vaccination
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/india
[8] http://admin.indiaenvironmentportal.org.in/category/thesaurus/child-health
[9] http://admin.indiaenvironmentportal.org.in/category/thesaurus/nigeria
[10] http://admin.indiaenvironmentportal.org.in/category/thesaurus/pakistan
[11] http://admin.indiaenvironmentportal.org.in/category/thesaurus/afghanistan