The infected pigs that were responsible for the first-ever Japanese Encephalitis cases in the city, are untraceable and the Delhi government is yet to launch a dri-ve to collect blood samples of 50
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/je-carrier-pigs-now-untraceable
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/indian-express-new-delhi
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/encephalitis
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/vector-borne-diseases
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/health
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/municipal-corporation
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/pigs