6Rahul K. Khare, Emilie S. Powell, Gilles Reinhardt. Adding More Beds to the Emergency Department or Reducing Admitted Patient Boarding Times: Which Has a More Significant Influence on Emergency Department Congestion? [J] Annals of Emergency Medicine, 2008,7 : 1-11,.
7Noah D. Glick,C. Craig Blackmore,William N. Zelman. Extending Simulation Modeling to Activity-Based Costing for Clinical Procedures[J]. Journal of Medical Systems, 2000,24 (2) : 77- 89.
8王家良.临床流行病学[M].2版.上海:上海科学技术出版社,2001:73
9George LE, Davidson LJ, Serapiglia CP, et al. Technology in nursing education: a study of PDA use by students [ J ]. J Prof Nurs, 2010,26 (6):371-376.
