Funding for this research was provided by:
a faculty grant of Research Institute of Radiological Science of Yonsei University College of Medicine 2017 (4-2017-0197)
Article History
Received: 14 March 2019
Revised: 31 July 2019
Accepted: 12 August 2019
First Online: 30 August 2019
Compliance with ethical standards
:
: The scientific guarantor of this publication is Sung Yoon Park.
: The authors of this manuscript declare no relationships with any companies, whose products or services may be related to the subject matter of the article.
: No complex statistical methods were necessary for this paper.
: Written informed consent was obtained from all subjects (patients) in this study.
: Institutional Review Board approval was obtained.
: • Prospective• Randomized controlled trial• Performed at one institution