Robert Wood Johnson Foundation [to 19 March 2016]
http://www.rwjf.org/en/about-rwjf/newsroom/news-releases.html

.
March 16, 2016
County Health Rankings Show Stark Differences in Premature Death Rates
The 2016 County Health Rankings, an important tool for communities working to improve health, includes several new health-related measures including residential segregation, drug overdose deaths and insufficient sleep.