The most commonly used method to assess embryo viability is morphological grading, however, it alone can only provide a partial evaluation of embryo potential development.

形态学分级是胚胎评分最常用的方法，但它只反映了胚胎发育潜能的一部分。

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Objective to study the effect of different brainstem auditory evoked potential (BAEP) grading standards on the evaluation and prognostic prediction of cerebral dysfunction.

目的比较不同脑干听觉诱发电位(BAEP)分级标准对脑功能损伤评价及预测预后的作用。

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The department's permanent secretary has set in place a preliminary investigation to establish the facts surrounding the potential unauthorised disclosure of significant correspondence in relation to the grading review exercise.

BBC: Al Hutchinson's 'weak leadership' criticised in report