Activity after shooting and its effect on the  retention of primer residue.
D000965:Antimony / Q000032:analysis*; D001464:Barium / Q000032:analysis; D003418:Criminology; D006225:Hand; D006801:Humans; D009501:Neutron Activation Analysis; D013997:Time Factors
D001464:Barium; D000965:Antimony