Il Keun Lee, Seol Heui Han, Han Young Kim, Jee Young Oh, Hee Jin Kim, Joong Koo Kang, Oh Young Kwon, Ki Jong Park, Young Min Shon, Ki Young Jung, Myung Kul Yum
J Korean Sleep Res Soc. 2006;3(1):52-56. Published online June 30, 2006
DOI:
https://doi.org/10.13078/jksrs.06009