About the Authors

Cyril S. Rakovski

rakovski@chapman.edu

Affiliation Department of Mathematics and Computer Science, Chapman University, Orange, California, United States of America

Daniel O. Stram

Affiliation Department of Preventive Medicine, University of Southern California, Los Angeles, California, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

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