Vail, Sydney,M.D. <br/><br/>
9mm vs. .40 caliber:  The FBI's decisions to switch back to 9mm pistols and ammo is based on studies of wound ballistics and shooter performance/ 
by Sydney Vail, M.D.. 
 - California:   Bobit Business Media,  January 2016 
 - pages 51-61  26.3cm. 
 - Monthly 
 - Vol. 40, No.1 (January 2016). 
 - Police: The Law Enforcement Magazine  page 51-61  Volume 40 Number 1 (January 2016)  0893-8989 .
<br/><br/><label>ISSN: </label>0893-8989 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Federal Bureau of Investigation(FBI) - Firearms
<br/><br/><label>Dewey Class. No.: </label>BPer. 363.205