The US Army compiled numerous volumes of information on wounds. Was a patient at WRGH for several months in 1969-70: Read a many of the reports on small arms wound ballistics from WWII. This is serious bookworm stuff. More than you ever wanted to know about wounds and wound ballistics:
http://history.amedd.army.mil/booksdocs/wwii/woundblstcs/DEFAULT.htm
http://history.amedd.army.mil/booksdocs/wwii/woundblstcs/DEFAULT.htm