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. Author manuscript; available in PMC: 2014 Oct 11.
Published in final edited form as: Epidemiology. 2009 May;20(3):321–329. doi: 10.1097/EDE.0b013e31819e370b

Figure 2.

Figure 2

Figure 2

Figure 2

Sampling of the cohort used in the Deubner et al (2007) empirical evaluation. The ‘●’ denote probands and ‘○’ controls. A. Sampled probands (cases) and controls sampled from the risk sets at the proband exit times. B. Sampled probands and proband risk sets. C. All probands and risk sets.