About the Authors

John P. Schomberg

jschombe@uci.edu

Affiliation Department of Epidemiology School of Medicine, University of California Irvine, Irvine, CA, United States of America

Oliver L. Haimson

Affiliation Department of Informatics School of Information and Computer Science, University of California Irvine, Irvine, CA, United States of America

Gillian R. Hayes

Affiliation Department of Informatics School of Information and Computer Science, University of California Irvine, Irvine, CA, United States of America

Hoda Anton-Culver

Affiliation Department of Epidemiology School of Medicine, University of California Irvine, Irvine, CA, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: JPS. Performed the experiments: JPS. Analyzed the data: JPS OH GH HAC. Contributed reagents/materials/analysis tools: JPS OH. Wrote the paper: JPS OH GH HAC. Responsible for writing code for the analysis of free text and tags within Yelp: JPS OH.