Hagen, Kurtis http://orcid.org/0000-0003-1173-3827
Article History
Received: 10 October 2020
Revised: 18 January 2021
Accepted: 22 January 2021
First Online: 2 June 2021
Funding
: There was no funding.
: I declare that there is no conflict of interest in the publication of this article, and that there is no conflict of interest with any institution for the publication of this article.
: I hereby declare that this manuscript is the result of my independent creation under the reviewers’ comments. Except for the quoted contents, this manuscript does not contain any research achievements that have been published or written by other individuals or groups. I am the only author of this manuscript. The legal responsibility of this statement shall be borne by me.
: Not applicable.
: Not applicable.
: I am the only author.