1. National Center for Health Statistics Health, United States, 2012: With Special Feature on Emergency Care http://www.cdc.gov/nchs/data/hus/hus12.pdf
2. Federal Bureau of Investigation Uniform Crime Report: Crime in the United States 2012 http://www.fbi.gov/about-us/cjis/ucr/crime-in-the-u.s/2012/crime-in-the-u.s.-2012
3. Probability of arrest while driving under the influence of alcohol;Beitel;Inj Prev,2000