About the Authors
Department of Radiology, Brigham and Women’s Hospital, Harvard Medical School, Boston, Massachusetts, United States of America
School of Nano-Bioscience and Chemical Engineering, Ulsan National Institute of Science and Technology, Ulsan, Korea
Center for Bionics, Korea Institute of Science and Technology, Seoul, Korea
Department of Mechanical Engineering, Korea University, Seoul, Korea
Department of Biomedical Engineering, Boston University, Boston, Massachusetts, United States of America
The authors have declared that no competing interests exist.
Conceived and designed the experiments: SY HK EF ST SP. Performed the experiments: SY HK EF ST SP. Analyzed the data: SY HK. Contributed reagents/materials/analysis tools: SY HK SP. Wrote the paper: SY HK EF ST SP.