About the Authors

Jeremy Sokolove

Contributed equally to this work with: Jeremy Sokolove, Reuven Bromberg

sokolove@stanford.edu (JS); wrobins@stanford.edu (WHR)

Affiliations Division of Rheumatology, Department of Medicine, Stanford University School of Medicine, Stanford, California, United States of America, VA Palo Alto Health Care System, Palo Alto, California, United States of America

Reuven Bromberg

Contributed equally to this work with: Jeremy Sokolove, Reuven Bromberg

Affiliations Division of Rheumatology, Department of Medicine, Stanford University School of Medicine, Stanford, California, United States of America, VA Palo Alto Health Care System, Palo Alto, California, United States of America

Kevin D. Deane

Affiliation Division of Rheumatology, Department of Medicine, University of Colorado School of Medicine, Anschutz Medical Campus, Aurora, Colorado, United States of America

Lauren J. Lahey

Affiliations Division of Rheumatology, Department of Medicine, Stanford University School of Medicine, Stanford, California, United States of America, Department of Statistics, Stanford University School of Medicine, Stanford, California, United States of America

Lezlie A. Derber

Affiliation Division of Rheumatology, Department of Medicine, University of Colorado School of Medicine, Anschutz Medical Campus, Aurora, Colorado, United States of America

Piyanka E. Chandra

Affiliations Division of Rheumatology, Department of Medicine, Stanford University School of Medicine, Stanford, California, United States of America, Department of Statistics, Stanford University School of Medicine, Stanford, California, United States of America

Jess D. Edison

Affiliation Walter Reed Army Medical Center, Washington, D.C., United States of America

William R. Gilliland

Affiliation Walter Reed Army Medical Center, Washington, D.C., United States of America

Robert J. Tibshirani

Affiliations Department of Statistics, Stanford University School of Medicine, Stanford, California, United States of America, Department of Health Research and Policy, Stanford University School of Medicine, Stanford, California, United States of America

Jill M. Norris

Affiliation Department of Epidemiology, Colorado School of Public Health, University of Colorado, Aurora, Colorado, United States of America

V. Michael Holers

Affiliation Division of Rheumatology, Department of Medicine, University of Colorado School of Medicine, Anschutz Medical Campus, Aurora, Colorado, United States of America

William H. Robinson

sokolove@stanford.edu (JS); wrobins@stanford.edu (WHR)

Affiliations Division of Rheumatology, Department of Medicine, Stanford University School of Medicine, Stanford, California, United States of America, VA Palo Alto Health Care System, Palo Alto, California, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: JS RB KDD LAD JDE WRG JMN VMH WHR. Performed the experiments: JS RB LJL PEC RJT. Analyzed the data: JS RB LJL PEC RJT. Contributed reagents/materials/analysis tools: LAD JDE WRG VMH. Wrote the paper: JS RB KDD JMN VMH WHR.