Billings M
Criminal Justice Program at York College of Pennsylvania, USA.
J Healthc Prot Manage. 1999;16(1):80-4.
The author discusses the use of contract services--myths, advantages, and disadvantages. He provides tips on what to look out for and what questions to ask before making a change to contract security.
作者探讨了合同服务的使用——误区、优点和缺点。他提供了一些建议，说明在转向合同安保服务之前需要注意什么以及应该问哪些问题。
