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25. Recognizing chronological bias for what it is. Berger VW Clin Trials; 2011 Dec; 8(6):768; author reply 769. PubMed ID: 22167114 [No Abstract] [Full Text] [Related]
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28. Aspects of truth: statistics, bias, and confounding. Sheps S; Birnbaum D Infect Control Hosp Epidemiol; 1992 Jul; 13(7):418-20. PubMed ID: 1640100 [No Abstract] [Full Text] [Related]
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