1Department of Geography and Geoinformation Science, George Mason University, Fairfax, VA 22030, United States; Center for Injury Research and Policy at the Abigail Wexner Research Institute at Nationwide Children's Hospital, Columbus, OH 43205, United States.
2Center for Urban and Regional Analysis, The Ohio State University, Columbus, OH 43210, United States; Department of Geography, The Ohio State University, Columbus, OH 43210, United States.
3Center for Injury Research and Policy at the Abigail Wexner Research Institute at Nationwide Children's Hospital, Columbus, OH 43205, United States.
4Center for Urban and Regional Analysis, The Ohio State University, Columbus, OH 43210, United States.
5Center for Injury Research and Policy at the Abigail Wexner Research Institute at Nationwide Children's Hospital, Columbus, OH 43205, United States; Center for Military Psychiatry and Neuroscience, Walter Reed Army Institute of Research, Silver Spring, MD 20910, United States.
6Center for Injury Research and Policy at the Abigail Wexner Research Institute at Nationwide Children's Hospital, Columbus, OH 43205, United States; Department of Pediatrics, The Ohio State University, Columbus, OH 43210, United States. Electronic address: Ginger.Yang@nationwidechildrens.org.