Kim, Ji-Won
Chung, Min Kyung
Lee, Jennifer
Kwok, Seung-Ki
Kim, Wan-Uk
Park, Sung-Hwan
Ju, Ji Hyeon
Article History
Received: 5 April 2019
Revised: 3 July 2019
Accepted: 6 August 2019
First Online: 12 August 2019
Compliance with ethical standards
: Informed consent was obtained from the study participants. This study was approved by the ethics committee of Seoul St. Mary’s hospital, the Catholic University of Korea (KC15OISI0012) and was performed in accordance with the Declaration of Helsinki.
: None.