http://ip.bmjjournals.com/cgi/reprint/11/6/348
T S Richmond, R Cheney and C W Schwab
"Understanding global firearm mortality is hindered by data availability, quality, and comparability. This study assesses the adequacy of publicly available data, examines populations for whom firearm mortality data are not publicly available, and estimates the global burden of non-conflict related firearm mortality. " [Sub required]