Kang, Seungjin
Yoo, Sooyoung
Baek, Hyunyoung
Lee, Junheon
Choi, Younggeun
Kim, Hyangjung
Yi, Hyoseok
Yang, Eun Joo
Funding for this research was provided by:
SK Telecom
Article History
Received: 5 October 2018
Revised: 23 January 2019
Accepted: 28 January 2019
First Online: 13 February 2019
Compliance with ethical standards
:
: The authors declare that they have no conflicts of interest.
: This study was funded by SK Telecom Co. Ltd. All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional research committee and with the Helsinki declaration and its later amendments or comparable ethical standards. This was a retrospective, observational study that used clinical data collected during examinations at the department of rehabilitation medicine, therefore informed consent was not required by Institute review board (IRB).