GRR: graphical representation of relationship errors.

Abecasis, G R; Cherny, S S; Cookson, W O; Cardon, L R · Bioinformatics · 2001

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Abstract

A graphical tool for verifying assumed relationships between individuals in genetic studies is described. GRR can detect many common errors using genotypes from many markers. GRR is available at http://bioinformatics.well.ox.ac.uk/GRR.

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