About the Authors

Elizabeth A. Brezinski

Affiliation School of Medicine, University of California Davis, Sacramento, California, United States of America

April W. Armstrong

aprilarmstrong@post.harvard.edu

Affiliation Department of Dermatology, University of California Davis, Sacramento, California, United States of America

Competing Interests

The authors have read the journal's policy and have the following conflicts: AWA has received research support and consultant honoraria from Abbott, Amgen, and Janssen. This does not alter the authors' adherence to all the PLoS ONE policies on sharing data and materials.

Author Contributions

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