3Angele M K ,Catania R A ,Ayala A ,et ol. Dehydroepiandrosterone:a- ninexpensivesteroidhormonethatdecreasesthemortalityduetosepsisfo- owingtrauma-inducedhemorrhage[J]. Archsurg, 1998,133 (12) : 1 281.
4Tilton D. Central venous access device infections in the critical care unit[J]. Crit Care Nurs Q ,2006,29(2) 1117-122.
5Yan JH.The related factors of cardiac interventional therapy for patients with vascular vagus nerve reflex and nursing. Chinese and Foreign Health Digest . 2011