Conclusion: the physical nursing of active or passive measure and preventive anticoagulant treatment by low molecular weight heparin can obviously reduce the occurrence rate of deep vein thrombosis.
结论：主动或被动的物理护理措施以及低分子肝素预防性抗凝可明显降低深静脉血栓形成的发生率。
Objective To evaluate the efficacy and safety of lamivudine treatment and active-passive immunization during the last trimester of pregnancy in preventing intrauterine HBV infection.
目的评估妊娠晚期应用拉米夫定联合主被动免疫对于阻断HBV母婴传播的疗效及安全性。
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