Had the Delhi Government acted on the Comptroller and Auditor General's (CAG) report, critising the Prevention of food adulteration (PFA) department, many dropsy deaths could have been prevented.
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/dropsy-deaths-could-have-been-avoided
[2] http://admin.indiaenvironmentportal.org.in/category/thesaurus/health