CONCLUSIONS: Atypical tumors were identified in 15% of resected pituitary adenomas, and they tended to be aggressive, invasive macroadenomas.

结论： 在所有手术切除的垂体腺瘤中，有15%为非典型腺瘤，这些垂体大腺瘤具有侵袭性、浸润性的倾向。

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Doctor Giuliano says rates of survival five years later showed that the less invasive operation was just as successful as the more aggressive action.

VOA: special.2011.03.23

There is also more competition for this food from an aggressive invasive species, the mackerel, which has been drawn north to southern Iceland by the warmer water temperatures.

BBC: Nature��s biggest treasure hunt

Her frisker was very polite and the procedure was barely invasive, if a bit more aggressive than in the past.

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