The two SNPs were genotyped by SNPscan method; Hardy-Weinberg equilibrium test, allelic TDT and parent-of-origin effect were performed by PLINK software, and genotypic TDT and haplotype by FBAT software.



PLINK
The two SNPs were genotyped by SNPscan method; Hardy-Weinberg equilibrium test, allelic TDT and parent-of-origin effect were performed by PLINK software, and genotypic TDT and haplotype by FBAT software.



FBAT