Higher exchanging rate of the first circulating day for an IPO can not obtain a higher medium and long return, and it even has a negative relationship with the later.

新股高的首日换手率并未带来相对高的中长期收益，甚至首日换手率高低与新股中期超常收益率有一定程度负相关性；

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Methods To review the clinical information and references, and compare the recurrence rate and the survival time of the patients with subtype exchanging and the patients without subtype exchanging.

方法复习原发性腹膜后脂肪肉瘤临床资料及文献，总结伴有亚型转化的原发性腹膜后脂肪肉瘤病人的生存时间及复发率。

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Conclusion the subtype exchanging in the patients who suffered from the primary retroperitoneal liposarcoma can increase the recurrence rate.

结论亚型转化使腹膜后脂肪肉瘤的复发次数增加而不影响生存期。

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This promise can be verified every minute of the day by observing the current rate of exchange between the dollar and gold, and, under a classical gold standard, by exchanging currency at a national bank for gold coins of a fixed weight and purity.

FORBES: The Dollar, Gold And The Quality Of Money