Figure 1.

Conditional independence graph. The figure shows an example of a conditional independence graph. Due to the support of Nancy, Tim - who opperates in a wheelchar - is not limited in his participatation in common activities (e.g. going to a pub).

Fellinghauer et al. BMC Public Health 2012 12:655   doi:10.1186/1471-2458-12-655
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