His work centers on health care and workplace violence.

他的工作重点是医疗保健和工作场所暴力。

About half the attacks in the study involved workplace violence related to co-workers, customers or businesses.

该研究中约有一半的袭击事件涉及与同事、客户或企业有关的工作场所暴力。

Just last year there was another incident of workplace violence where a worker opened fire and killed some employees and killed themselves.

在去年发生的一起职场暴力事件中，一名工作人员开枪杀害了一些职员，随后自杀身亡。