About the Authors

Beatrice A. Golomb

bgolomb@ucsd.edu

Affiliations Department of Medicine, University of California San Diego, San Diego, California, United States of America, Department of Family and Preventive Medicine, University of California San Diego, San Diego, California, United States of America

Marcella A. Evans

Current address: Department of Anatomy and Neurobiology, University of California Irvine, Irvine, California, United States of America

Affiliation Department of Medicine, University of California San Diego, San Diego, California, United States of America

Halbert L. White

Affiliation Department of Economics, University of California San Diego, California, United States of America

Joel E. Dimsdale

Affiliation Department of Psychiatry, University of California San Diego, California, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: BG JD. Performed the experiments: BG. Analyzed the data: BG ME HW. Wrote the paper: BG. Critical revision of the manuscript for important intellectual content: BG ME HW JD. Final approval of the manuscript version to be published: BG ME HW JD.