About the Authors

Hye Rim Cho

Contributed equally to this work with: Hye Rim Cho, Seung Hong Choi

Affiliations Department of Radiology, Seoul National University College of Medicine, Seoul, Korea, Department of Radiation Applied Life Science, Seoul National University College of Medicine, Seoul, Korea

Seung Hong Choi

Contributed equally to this work with: Hye Rim Cho, Seung Hong Choi

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

Nohyun Lee

Affiliation National Creative Research Initiative Center for Oxide Nanocrystalline Materials and School of Chemical and Biological Engineering, Seoul National University, Seoul, Korea

Taeghwan Hyeon

Affiliation National Creative Research Initiative Center for Oxide Nanocrystalline Materials and School of Chemical and Biological Engineering, Seoul National University, Seoul, Korea

Hyeonjin Kim

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

Woo Kyung Moon

moonwk@snu.ac.kr

Affiliations Department of Radiology, Seoul National University College of Medicine, Seoul, Korea, Department of Radiation Applied Life Science, 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: HRC SHC WKM. Performed the experiments: HRC SHC. Analyzed the data: HRC SHC HK. Contributed reagents/materials/analysis tools: NL TH. Wrote the paper: HRC SHC WKM.