Ancel Keys performed an epidemiological analysis of diets around the world.

安塞尔·基斯对世界各地的饮食进行了流行病学分析。

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Dr. Ancel Keys performed an epidemiological analysis of diets around the world.

安塞尔·基斯博士对世界各地的饮食进行了流行病学分析。

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Method Cross-sectional epidemiological analysis was used.

方法流行病学现况分析研究法。

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There is central co-ordination and analysis of epidemiological statistics linked with laboratory and outcome data.

BBC: Condoms

If Professor Henshaw is right, his theory would be backed by epidemiological evidence - an analysis of every childhood cancer case would show more cases than expected living in these conditions.

BBC: Battle lines drawn in pylon debate