There were seven colonic perforations in the OC group and none in the CTC group.

在OC组中有7例结肠穿孔，而在CTC组中结肠穿孔无1例出现。

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The referral rate for OC in the primary CTC screening group was 7.9% (246 of 3120 patients).

在主要CTC筛查组中对于OC组的参照率为7.9％（3120例患者中有246例患者）。

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The beginning, the world joined the global Education Technology Group, including Beijing Universal Axalto schools and study centers (5 Lake CTC), immigration center (global elite).

成立之初，加盟了环球天下教育科技集团，包括北京环球雅思学校及其留学中心(五湖中视)、移民中心(环球精英)。

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Three years later its largest shareholder, Voyager Group, notified the SEC that CTC, which had been delisted from the bulletin board, had failed to provide current financial information and that it had removed its Chinese directors.

FORBES: Through The Back Door