Research Paper Volume 12, Issue 22 pp 22457—22494

Generalized correlation coefficient for genome-wide association analysis of cognitive ability in twins

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Figure 2. The genotype-specific density distribution for top 3 genotyped SNPs in Danish (A) and Chinese (B) samples from GCC model. The x-axis shows the SNP genotypes 0, 1 and 2 and y-axis shows cognitive function phenotype.