I stumbled upon this string of articles by accident as I was looking for information on a carry-related topic. I find it helpful to have insight from someone who makes a living noting the effects of munitions on the human body. I'll tell you right off that he advocates large and slow (.45) vs. small and fast (9mm/.380), although he typically sees a lot more of the latter.
Without further adieu, NOTES FROM THE MORGUE:
1. Washington State Gun Lawyer
Note: use find feature to scroll down to title "Observations From the Morgue"
2. Mark S. Knapp, Federal Way Firearms Lawyer - A Police Officer's View From The Morgue: Notes on terminal ballistics
3. Mark S. Knapp, Federal Way Firearms Lawyer - More on Terminal Ballistics: Hardball v Hollowpoint
Note: not sure if this is written by the same guy