It started off with the Valentine's Day announcement capping stent prices. Prime Minister Narendra Modi talked about it in his campaign speeches in Uttar Pradesh the next day.
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/states-sense-public-anger-crack-whip-pvt-healthcare
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/times-india-new-delhi
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/health
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/uttar-pradesh
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/health-care
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/west-bengal
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/health-policy