Please.....
This was studied extensively at the Letterman Army Institute of Research by Dr. Fackler in the late 1980's.
In addition, Dr. Lattimer's work was concordant with the LAIR findings. For example, see Lattimer's article in the 1995 IWBA "Wound Ballistic Review" Vol2 #2 p13-37, as well as Dr. Fackler's follow-on commentary on pages 38-40 of the same journal.