https://humgenomics.biomedcentral.com/articles/10.1186/s40246-015-0051-1 https://humgenomics.biomedcentral.com/articles/10.1186/s40246-015-0052-0 https://humgenomics.biomedcentral.com/articles/10.1186/s40246-015-0053-z https://humgenomics.biomedcentral.com/articles/10.1186/s40246-015-0054-y