American Journal of Public Health, November 2009. Accessed 18 June 2014.
Accessed 18 June 2014. http://www.ncbi.nlm.nih.gov/pmc/articles/PMC3267868/.
Michael Thomas Barry is a columnist for www.crimemagazine.com and is the author of numerous books that includes Murder and Mayhem 52 Crimes that Shocked Early California, 1849-1949. The book was the winner of the 2012 International Book Awards and finalist in the 2012 National Indie Excellence Awards. His book can be purchased from Amazon through the following link: