About the Authors

Igor Shuryak

is144@cumc.columbia.edu

Affiliation Center for Radiological Research, Columbia University, New York, NY, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: IS. Performed the experiments: IS. Analyzed the data: IS. Contributed reagents/materials/analysis tools: IS. Wrote the paper: IS.