Erratum to:

Z Gerontol Geriat (2018)

https://doi.org/10.1007/s00391-018-1431-7

In the online version of this article the following acknowledgement was missing:

“This study was supported by a doctoral scholarship from the Robert Bosch Foundation (RBS). The content is solely the responsibility of the authors and does not necessarily represent the official views of the RBS.”

The original article has been corrected.