Jatuwit Horwannapakorn, Weerapong Prayulsatien and. " Firearm-related deaths in Phitsanulok, Lower Northern Thailand from year 2007 to 2013: A retrospective study." Naresuan University Journal: Science and Technology (NUJST) [Online], 24.3 (2559): 14-24. Web. 21 Nov. 2019