Human Molecular Genetics, 2018, 27(7), 1212–1227. doi: 10.1093/hmg/ddy035

Spelling errors were inadvertently introduced into the Abstract. These errors have been corrected online.

The publisher regrets the error.

This article is published and distributed under the terms of the Oxford University Press, Standard Journals Publication Model (https://academic.oup.com/journals/pages/open_access/funder_policies/chorus/standard_publication_model)