About the Authors

Noh Jin Park

Affiliation Quest Diagnostics Nichols Institute San Juan Capistrano, San Juan Capistrano, California, United States of America

Xiuqiang Wang

Affiliation Quest Diagnostics Nichols Institute San Juan Capistrano, San Juan Capistrano, California, United States of America

Angelica Diaz

Affiliation Quest Diagnostics Nichols Institute San Juan Capistrano, San Juan Capistrano, California, United States of America

Dana M. Goos-Root

Affiliation Quest Diagnostics Nichols Institute San Juan Capistrano, San Juan Capistrano, California, United States of America

Christopher Bock

Affiliation SomaLogic Incorporated, Boulder, Colorado, United States of America

Jonathan D. Vaught

Affiliation SomaLogic Incorporated, Boulder, Colorado, United States of America

Weimin Sun

Affiliation Quest Diagnostics Nichols Institute San Juan Capistrano, San Juan Capistrano, California, United States of America

Charles M. Strom

charles.m.strom@questdiagnostics.com

Affiliation Quest Diagnostics Nichols Institute San Juan Capistrano, San Juan Capistrano, California, United States of America

Competing Interests

NJP, XKW, AD, DMG, WS, and CMS are employees of Quest Diagnostics and CB and JDV are employees from SomaLogic. These companies funded this study. All the lung cancer markers and methods are patented, and the lung cancer test is under the development in Quest Diagnostics. This does not alter the authors' adherence to all the PLOS ONE policies on sharing data and materials.

Author Contributions

Conceived and designed the experiments: NJP XW AD DMG CB JDV WS CMS. Performed the experiments: XW AD DMG CB JDV. Analyzed the data: NJP CB JDV. Contributed reagents/materials/analysis tools: XW AD DMG CB JDV. Wrote the paper: NJP WS CMS.