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Vansteelandt, Stijn, Sylvie Goetgeluk, Sharon Lutz, Irwin Waldman, Helen Lyon, Eric E. Schadt, Scott T. Weiss, και Christoph Lange. "On the Adjustment for Covariates in Genetic Association Analysis: A Novel, Simple Principle to Infer Direct Causal Effects." Genet Epidemiol 2009.

Vansteelandt, Stijn, et al. "On the Adjustment for Covariates in Genetic Association Analysis: A Novel, Simple Principle to Infer Direct Causal Effects." Genet Epidemiol 2009.