The genome-wide association strategy may not be the best approach for identifying these remaining variations, says Justine Ellis, a geneticist at the University of Melbourne in Australia.

• 澳大利亚墨尔本大学的遗传学家贾斯汀-埃利斯认为，基因组广泛联系研究法也许并不是研究剩余基因差异的最好办法。