Retraction to: Hum Genet (2017) 136:485–497 https://doi.org/10.1007/s00439-017-1759-x

The Editors-in-Chief have retracted this article because doubts arose as to the formal correctness of the informed consent procedures related to the research reported. Upon original submission, the authors had informed the journal that informed consent had been obtained from all study participants. For this the authors had relied upon the fact that all data used in the study had been previously used in other research articles. It has not been able to fully verify whether appropriate informed consent was obtained from all study participants in this article.

Authors Michael Nothnagel, Kicheol Kim and Lutz Roewer agree with this retraction. Authors Suhua Zhang, Yiping Hou, Hongyu Sun, Hongyan Wu, Yi Ye, Guang-Yao Fan and Sascha Willuweit do not agree with this retraction. The other authors have not responded to correspondence regarding this retraction.