About the Authors

Sean D. Young

sdyoung@mednet.ucla.edu

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

Joseph Daniels

Affiliation Program in Global Health, University of California Los Angeles, Los Angeles, California, United States of America

ChingChe J. Chiu

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

Robert K. Bolan

Affiliation Los Angeles Gay and Lesbian Center, Los Angeles, California, United States of America

Risa P. Flynn

Affiliation Los Angeles Gay and Lesbian Center, Los Angeles, California, United States of America

Justin Kwok

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

Jeffrey D. Klausner

Affiliation Program in Global Health, University of California Los Angeles, 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: SDY JDK. Performed the experiments: SDY RF JDK JK RB JD. Analyzed the data: JD. Contributed reagents/materials/analysis tools: SY JK CJC JD JDK. Wrote the paper: SY JDK CJC RF RB.