Objective: To explore the clinical characteristic of endocarditis in intravenous drug abusers (EIDA).

Study on co-infection of HIV and HBV/HCV in intravenous drug users;

Study on the T Lymphocyte Subpopulation and Viral Co-infection among Intravenous Drug Users;

[Objective]To investigate the epidemiologic features of blood-borne hepatitis viruses including hepatitis B virus(HBV) ,hepatitis C virus(HCV) ,hepatitis D virus(HDV) and hepatitis G virus(HGV) in Intravenous Drug Users(IVDU) ,and to explore the relationship between TH lymphocyte cytokine and hepatitis infection.

Objective: In order to assess the infection condition of HBV?HCV?HGV?HSV and CMV in Intravenous Drug Users(IVDUs).

ObjectiveIn order to assess the infection condition of H BV,HCV,HGV,HSV and CMY in Intravenous Drug Users (IVDUs).

Analysis of Factors Influencing ADR in the Intravenous Use of Antibiotics in Outpatients;

Clinical Effect of Postoperative Intravenous Analgesia of Lornoxicam and Fentanyl;

Analgesis comparision of morphine administration intravenously and epidurally combined with bupivacaine in postoperative children;

Preparation of active homograft collagenous scaffold from decellularized vein;

The experimental study of endovenous effect of cool cyclic microwave antenna to rabbit jugular vein.;

Expression of p27~(kip1) gene in autogenous vein grafts in rats;

Evaluation of SENSE MRV technique in lower limb veins;

Observation on changes of lower-limb veins in women before and after delivery by two-dimensional ultrasound and color Doppler flow imaging;

The trentment of the local response in the application of Navelbine through veins;