About the Authors

Sharon A. Chung

sharon.chung@ucsf.edu

Affiliation Rosalind Russell / Ephraim P. Engleman Rheumatology Research Center, Division of Rheumatology, University of California San Francisco, San Francisco, California, United States of America

Joanne Nititham

Affiliation Rosalind Russell / Ephraim P. Engleman Rheumatology Research Center, Division of Rheumatology, University of California San Francisco, San Francisco, California, United States of America

Emon Elboudwarej

Affiliation Division of Epidemiology, Genetic Epidemiology and Genomics Laboratory, School of Public Health, University of California, Berkeley, California, United States of America

Hong L. Quach

Affiliation Division of Epidemiology, Genetic Epidemiology and Genomics Laboratory, School of Public Health, University of California, Berkeley, California, United States of America

Kimberly E. Taylor

Affiliation Rosalind Russell / Ephraim P. Engleman Rheumatology Research Center, Division of Rheumatology, University of California San Francisco, San Francisco, California, United States of America

Lisa F. Barcellos

Contributed equally to this work with: Lisa F. Barcellos, Lindsey A. Criswell

Affiliation Division of Epidemiology, Genetic Epidemiology and Genomics Laboratory, School of Public Health, University of California, Berkeley, California, United States of America

Lindsey A. Criswell

Contributed equally to this work with: Lisa F. Barcellos, Lindsey A. Criswell

Affiliation Rosalind Russell / Ephraim P. Engleman Rheumatology Research Center, Division of Rheumatology, University of California San Francisco, San Francisco, California, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: SAC LFB LAC. Performed the experiments: HLQ LFB. Analyzed the data: SAC JN EE KET. Contributed reagents/materials/analysis tools: JN EE HLQ KET LFB LAC. Wrote the paper: SAC JN LFB LAC.