Correction to: Clin Epigenet (2021) 13:77 https://doi.org/10.1186/s13148-021-01052-2

After publication of the original article [1], the authors identified an error in the author name of Schmitt-Graeff.

The incorrect author’s name is: Annette Schmitt-Gräf.

The correct author’s name is: Ingrid Schmitt-Graeff.

The author group has been updated above and the original article [1] has been corrected.