Conclusion the combination detection of YMDD variants, HBV DNA and HBV serum markers may define HBV reinfection after liver transplantation in the patients with hepatitis b.

结论乙型肝炎肝硬化患者肝移植后预防乙型肝炎复发应采用HBV DNA、YMDD变异及血清标志物联合检测。

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Conclusions Combination detection of EMA, EGP 2 and CK19 improves the diagnostic sensitivity and accuracy, and may play an important role in the prognosis and treatment of breast cancer.

结论联合检测ema、EGP 2和CK 19可提高诊断正确率，有可能在乳腺癌预后预测和治疗中发挥作用。

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Methods 20 cases of breast cancer patient and 30 cases benign mass patient were selected with combination detection before operation and the results were compared after pathology diagnosis.

方法选取20例乳腺癌患者和30例良性肿块患者于术前联合运用超声和X线钼靶检查进行诊断，并与手术后病理结果进行对照。

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"So if you have a combination of a silent condition, a combination of lack of access to early detection methods, then what you get, when women find they have something, usually the tumor has grown, has metastasized."

VOA: standard.2010.02.02

Most countries do not use body scanners, he said, preferring to use a combination of metal detection and technology that can identify explosives.

CNN: TSA removes body scanners criticized as too revealing

The EEA suggests that the best way to tackle the threats posed by invasive species was through a "combination of preventative measures, early detection and rapid response to incursions, with permanent management only as the last option".

BBC: Report tracks threats from Europe's alien invasion