Honda, Chikara http://orcid.org/0000-0003-1005-7505
Ohyama, Tetsuji
Article History
Received: 6 May 2019
Accepted: 13 December 2019
First Online: 5 February 2020
Ethics approval and consent to participate
: Not applicable because of the study involved the development of statistical methods. Clinical example retrospective data were originally published in Barlow, et al. ref. [CitationRef removed].
: Not applicable.
: The authors declare that they have no competing interests.