The S&P 500 may halt its biggest gain in 20 years, according to two indicators studied by technical analysts at UBS AG.
标普500可能停止过去二十年最大幅度的增长，根据瑞银技术分析师研究的两个指标。
There was no significant difference of positive rates between mild and marked chronic hepatitis cases, but the number of CMV?Ag positive cells was less in the former than in the latter( P< 0.05).
轻度和重度慢性乙型肝炎患者中CMV的检出率比较，差异无显著性，但重度慢性乙型肝炎患者中CMV表达阳性细胞明显多于轻度慢性乙型肝炎（P< 0 .0 5 ）。
There was no significant difference of positive rates between mild and marked chronic hepatitis cases, but the number of CMV?Ag positive cells was less in the former than in the latter( P< 0.05).
轻度和重度慢性乙型肝炎患者中CMV的检出率比较，差异无显著性，但重度慢性乙型肝炎患者中CMV表达阳性细胞明显多于轻度慢性乙型肝炎（P< 0 .0 5 ）。
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