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Dwyer-Lindgren, L, G Freedman, RE Engell, TD Fleming, SS Lim, CJ Murray, and AH Mokdad. “Prevalence of Physical Activity and Obesity in US Counties, 2001–2011: A Road Map for Action.” Popul Health Metr 11 (1) (2013): 7; Epub ahead of print: PubMed PMID: 23842197. See also Institute for Health Metrics and Evaluation (IHME). “Obesity Continues to Rise in Nearly All Counties but Americans Becoming More Physically Active, Too,” http://www.healthmetricsandevaluation.org/news-events/news-release/obesity-continues-rise-nearly-all-counties-americans-becoming (accessed July 10, 2013).