About the Authors

Hyun Soo Kim

Affiliation Department of Surgery, Seoul National University College of Medicine, Seoul, Korea

Sang-il Min

surgeonmsi@gmail.com

Affiliation Department of Surgery, Seoul National University College of Medicine, Seoul, Korea

Ahram Han

Affiliation Department of Surgery, Seoul National University College of Medicine, Seoul, Korea

Chanjoong Choi

Affiliation Department of Surgery, Seoul National University College of Medicine, Seoul, Korea

Seung-Kee Min

Affiliation Department of Surgery, Seoul National University College of Medicine, Seoul, Korea

Jongwon Ha

Affiliation Department of Surgery, Seoul National University College of Medicine, Seoul, Korea

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: SM SKM. Performed the experiments: HSK SM. Analyzed the data: SM AH CC JH. Contributed reagents/materials/analysis tools: HSK SM AH CC SKM JH. Wrote the paper: HSK SM.