对癌症的欧洲前瞻性调查追踪了居民的饮酒水平和饮酒如何影响癌症的发病风险。
The European Prospective Investigation into Cancer study tracked their levels of drinking and how this affected their risk of cancer.
目的前瞻性调查肝硬化患者的亚临床肝性脑病(SHE)的发病情况。
Objective To investigate the prevalence of subclinical hepatic encephalopathy (SHE) in patients with cirrhosis.
下一步需要设计一项前瞻性调查，这样我们就能知道是否真的存在这些观测到的差异。
The next step is to design a prospective study so that we can see if these observed differences are actually real.
方法采用前瞻性调查与回顾性调查相结合的方法，对妇产科手术后患者留置尿管而引发泌尿系感染率增高的原因进行调查和分析。
Methods the reasons which caused the increased urinary tract infection after the postoperative urethral catheterization were analysed by prospective and retrospective methods.
方法对2001 ~ 2003年入住icu，发生医院感染患者的临床资料，采取前瞻性监测与回顾性调查相结合的方法进行整理分析。
METHODS All data of patients who suffered from hospital acquired infection in ICU from 2001 to 2003 were analyzed by prospective monitoring and retrospective studies.
方法采用前瞻性监测与回顾性调查相结合，将资料汇总进行统计分析。
METHODS The data were collected and analyzed by prospective monitoring combined with retrospective investigation.
鉴于这类问题我们进行了长期前瞻性和回顾性调查。
Where as we carry through length research in looking up and looking at.
鉴于这类问题我们进行了长期前瞻性和回顾性调查。
Where as we carry through length research in looking up and looking at.
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