About the Authors

Tae Ik Chang

Affiliation Department of Internal Medicine, NHIS Medical Center, Ilsan Hospital, Goyangshi, Gyeonggi–do, Republic of Korea

Yung Ly Kim

Affiliation Department of Internal Medicine, College of Medicine, Yonsei University, Seoul, Republic of Korea

Hyungwoo Kim

Affiliation Department of Internal Medicine, College of Medicine, Yonsei University, Seoul, Republic of Korea

Geun Woo Ryu

Affiliation Department of Internal Medicine, College of Medicine, Yonsei University, Seoul, Republic of Korea

Ea Wha Kang

Affiliation Department of Internal Medicine, NHIS Medical Center, Ilsan Hospital, Goyangshi, Gyeonggi–do, Republic of Korea

Jung Tak Park

Affiliation Department of Internal Medicine, College of Medicine, Yonsei University, Seoul, Republic of Korea

Tae-Hyun Yoo

Affiliation Department of Internal Medicine, College of Medicine, Yonsei University, Seoul, Republic of Korea

Sug Kyun Shin

Affiliation Department of Internal Medicine, NHIS Medical Center, Ilsan Hospital, Goyangshi, Gyeonggi–do, Republic of Korea

Shin-Wook Kang

Affiliations Department of Internal Medicine, College of Medicine, Yonsei University, Seoul, Republic of Korea, Brain Korea 21 for Medical Science, Severance Biomedical Science Institute, Yonsei University, Seoul, Republic of Korea

Kyu Hun Choi

Affiliation Department of Internal Medicine, College of Medicine, Yonsei University, Seoul, Republic of Korea

Dae Suk Han

Affiliation Department of Internal Medicine, College of Medicine, Yonsei University, Seoul, Republic of Korea

Seung Hyeok Han

hansh@yuhs.ac

Affiliation Department of Internal Medicine, College of Medicine, Yonsei University, Seoul, Republic of Korea

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: TIC THY SKS SWK KHC DSH SHH. Performed the experiments: TIC YLK HWK GWR EWK JTP. Analyzed the data: TIC SHH. Contributed to the writing of the manuscript: TIC SHH.