Text and Data Mining valid from 2018-09-25
Received: 9 April 2018
Revised: 17 July 2018
Accepted: 6 August 2018
First Online: 25 September 2018
Compliance with ethical standards
: The scientific guarantor of this publication is Hiroyuki Abe.
: The authors (Naoko Mori, Keiko Tsuchiya, Deepa Sheth, Shunji Mugikura, Kei Takase and Hiroyuki Abe) of this manuscript declare no relationships with any companies, whose products or services may be related to the subject matter of the article.Ulrich Katscher is an employee of Philips Technologie GmbH, Research Laboratories.
: No complex statistical methods were necessary for this paper.
: Written informed consent was waived by the Institutional Review Board.
: Institutional review board approval was obtained.
: • Retrospective• Diagnostic or prognostic study• Performed at one institution