- Correspondence to Dr Dae Chul Suh, Department of Radiology, Asan Medical Center, University of Ulsan College of Medicine, Songpa-gu, Seoul 05505, South Korea;
- Received 25 May 2017
- Revised 7 August 2017
- Accepted 14 August 2017
- Published online 12 September 2017.
If you wish to reuse any or all of this article please use the link below which will take you to the Copyright Clearance Center’s RightsLink service. You will be able to get a quick price and instant permission to reuse the content in many different ways.