![]() However, mostly due to cost and difficulty in collecting georeferenced data and characteristics of grocery stores, the USDA Food Access Research Atlas is infrequently released, and considers only income, vehicle ownership, and distance to the nearest grocery store. Since its first use for describing a neighborhood lacking access to food in the 1990's, “food deserts” has been widely addressed by researchers and adopted as an indicator of neighborhood-level food insecurity by governmental agencies, such as USDA. 2Department of Environmental Health and Safety, College of Health Industry, Eulji University, Seongnam, South Korea. ![]() 1School of Economic, Political and Policy Sciences, University of Texas at Dallas, Richardson, TX, United States.Thomas McKey 1, Dohyeong Kim 1 and SungChul Seo 2 *
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