1.Objective:To find out the contamination status of HIV during routine exodontia and control the nosocomial infection.
对常规拔牙术中艾滋病病毒污情况进行调查,进一步控制医源性。
2.Objective To enhance the ability to control the incidence rate and the omissive reporting rate of nosocomial infection in tumor hospital, and analyse the reasons.