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Heritability and linkage analysis of hand, foot, and eye preference in Mexican Americans
Diane M Warren1, Michael Stern, Ravindranath Duggirala
1Department of Genetics, Southwest Foundation for Biomedical Research, San Antonio, TX 78227-5301, USA. dwarren@darwin.sfbr.org
Abstract:
Functional lateralities are of interest due to their relationship with cerebral lateralisation and language development. However, genes influencing sidedness remain elusive. We measured direction and consistency of hand, foot, and eye preference in 584 Mexican-Americans from families participating in the San Antonio Family Diabetes/Gallbladder Study. Using maximum-likelihood-based variance components methods, we estimated weak (.11
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