... Retrospective study, 回顾性调查 retrospective survey 回顾调查 return address 返回地址 ...
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方法回顾调查352例老年痴呆患者资料。
Method Correlative factors of nosocomial infection in 352 old dementia patients were investigated and analyzed.
随即新闻发布要求在“提供进一步的援助”之前来做一个回顾调查。
An accompanying news release called for a review "before further assistance is delivered".
根据回顾调查，各地区白血病的发病率在各种肿瘤中占第六位。
Recalling under investigation, the region's incidence rate of leukemia in various tumors accounted for sixth place.
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