AMHR2 and polycystic ovary syndrome: Genome-wide association studies (GWAS) assessing the genetic predisposition to the development of PCOS in the Chinese Han population identified 20 SNPs, 5 of which have been shown to be closely correlated (150, 151), within 11 GWAS loci, but none of them were located in relation to the genes AMH or AMHR2 (150–153).