About the Authors

Yu-Chieh Chiu

Affiliation Department of Biomedical Engineering, Illinois Institute of Technology, Chicago, Illinois, United States of America

Sevi Kocagöz

Affiliation Department of Biomedical Engineering, Illinois Institute of Technology, Chicago, Illinois, United States of America

Jeffery C. Larson

Affiliations Department of Biomedical Engineering, Illinois Institute of Technology, Chicago, Illinois, United States of America, Research Service, Hines Veterans Administration Hospital, Hines, Illinois, United States of America

Eric M. Brey

brey@iit.edu

Affiliations Department of Biomedical Engineering, Illinois Institute of Technology, Chicago, Illinois, United States of America, Research Service, Hines Veterans Administration Hospital, Hines, Illinois, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: YCC SK EMB. Performed the experiments: YCC SK JCL. Analyzed the data: YCC SK JCL EMB. Wrote the paper: YCC SK JCL EMB.