Jang Sung Ho, Kwon Young Hyeon
Department of Physical Medicine and Rehabilitation, College of Medicine, Yeungnam University, 317-1, Daemyungdong, Namku, Daegu, 705-717, Republic of Korea.
Sleep Med. 2018 Oct;50:21-23. doi: 10.1016/j.sleep.2018.05.016. Epub 2018 Jun 1.