About the Authors

Samuel Shepard

Contributed equally to this work with: Samuel Shepard, Mark McCreary

Affiliation Department of Medicine, University of Toledo, Toledo, Ohio, United States of America

Mark McCreary

Contributed equally to this work with: Samuel Shepard, Mark McCreary

Affiliations Department of Medicine, University of Toledo, Toledo, Ohio, United States of America, Rochester Institute of Technology, Rochester, New York, United States of America

Alexei Fedorov

alexei.fedorov@utoledo.edu

Affiliation Department of Medicine, University of Toledo, Toledo, Ohio, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: SS AF. Performed the experiments: SS MM. Analyzed the data: SS MM AF. Wrote the paper: SS AF.