Funding for this research was provided by:
Text and Data Mining valid from 2018-07-23
Received: 20 March 2018
Accepted: 10 July 2018
First Online: 23 July 2018
Change Date: 17 November 2018
Change Type: Correction
Change Details: After publication of the article (Glaas et al. 2018), it has been brought to our attention that there are some errors. The authors have listed them below.