1Bolton D. Improving peripheral cannulation practice at an NHS trust[J]. Bri J Nuts,2010,19(21 ) : 1346-1350.
2Rickard CM,Me Cann D,Munnings J,MeGrai] M. Routine re- site of peripheral intravenous devices every 3 days did not reduce complications compared with clinically indicated resite: a randomised controlled trial[J]. BMC Med ,2010,8(53) : 1-10.