6Hinchey.P,Myers.B.Zalkin.J,et al.Low acuity EMS dispatch criteria can reliably identify patients without high-acuity illness or injury.Prehospital Emergency Care,2007,11(1):42-48.
7Heward.A.Damiani.M,Hartley-Sharpe.C.Does the use of the Advanced Medical Priority Dispatch system affect cardiac arrest detection?Emerg Med J,2004;21:115-118.
8Clawson.J,Olola.C,Heward.A,et al.Ability of the Medical Priority Dispatch System Protocol tn predict the acuity of"unknown problem"dispatch response levels.Prehospital Emergency Care,2008,12(3):290-296.
9Richard A Packer. Country of San Diego Health and Human Service Agency Emergency Medical Services[J]. Pre-hospital Annual Report, 2002,3: 3- 8.
10Clements R,Mackenzie R. Competence in prehospital care: evolving concepts [J]. Emergency Medicine Journal, 2005,22(7):516-519.
