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[Bias and confounding in the epidemiologic studies].
Ren T, Zhan ST, Shen X, Meng FY, Hu YH, Li LM. Ren T, et al. Zhonghua Liu Xing Bing Xue Za Zhi. 2004 Sep;25(9):811-3. Zhonghua Liu Xing Bing Xue Za Zhi. 2004. PMID: 15555368 Chinese. No abstract available.
[A review on the integrated disease surveillance].
Xiong WY, Li LM. Xiong WY, et al. Zhonghua Liu Xing Bing Xue Za Zhi. 2006 Jun;27(6):544-6. Zhonghua Liu Xing Bing Xue Za Zhi. 2006. PMID: 17152520 Review. Chinese. No abstract available.
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