Corresponding Author

Institute of Human Genomic Study, Korea University Ansan Hospital, Ansan, Korea

Division of Pulmonary, Sleep and Critical Care Medicine, Department of Internal Medicine, Korea University Ansan Hospital, Ansan, Korea

Correspondence

Chang-Ho Yun, Department of Neurology, Seoul National University Bundang Hospital, 82, Gumi-ro 173 Beon-gil, Bundang, Seongnam, Gyeonggi 13620, Korea.

Email: ych333@gmail.com

Chol Shin, Division of Pulmonary, Sleep and Critical Care Medicine, Department of Internal Medicine, Korea University Ansan Hospital, 123, Jeokgeum-ro, Danwon, Ansan, Gyeonggi, Korea.

Email: chol-shin@korea.ac.kr