About the Authors

Robert M. Kaplan

Robert.Kaplan@ahrq.hhs.gov

Affiliation Agency for Healthcare Research and Quality, U.S. Department of Health and Human Services, Rockville, Maryland, United States of America

Veronica L. Irvin

Affiliation Oregon State University, Corvallis, Oregon, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

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