About the Authors

Karen R Steingart, Philip C Hopewell
Division of Pulmonary and Critical Care Medicine, San Francisco General Hospital, University of California, San Francisco, California, United States of America

Karen R Steingart, Philip C Hopewell
Francis J. Curry National Tuberculosis Center, San Francisco, California, United States of America

Megan Henry
County of Sacramento Department of Health and Human Services, Sacramento, California, United States of America

Suman Laal
Department of Pathology, New York, New York, United States of America

Suman Laal
Department of Microbiology, New York University School of Medicine, New York, New York, United States of America

Suman Laal
Veterans Affairs Medical Center, New York, United States of America

Andrew Ramsay, Jane Cunningham
UNICEF/UNDP/World Bank/WHO Special Programme for Research and Training in Tropical Diseases, World Health Organization, Geneva, Switzerland

Dick Menzies, Madhukar Pai
Department of Epidemiology, Biostatistics and Occupational Health, McGill University, Montréal, Canada

Dick Menzies, Madhukar Pai
Respiratory Epidemiology and Clinical Research Unit, Montréal Chest Institute, Montréal, Canada

Karin Weldingh
Statens Serum Institut, Department of Infectious Disease Immunology, Copenhagen, Denmark

Corresponding Author

madhukar.pai@mcgill.ca

Competing Interests

KW is co-inventor on a number of patents relating to mycobacterial antigens which may be used for serological assays. All rights have been assigned to Statens Serum Institut.

Author Contributions

KRS, SL, PCH, AR, DM, JC, KW, and MP conceived and designed the study. KRS and MH collected and analyzed the data. KRS, MH, SL, AR, DM, KW, and MP interpreted the data. KRS, SL, and MP drafted the manuscript. KRS, SL, PCH, AR, DM, JC, KW, and MP performed critical revision of the manuscript.