About the Authors

Keith R. Loeb

kloeb@fhcrc.org

Affiliations Department of Laboratory Medicine, University of Washington School of Medicine, Seattle, Washington, United States of America, Department of Pathology, University of Washington School of Medicine, Seattle, Washington, United States of America, Division of Clinical Research, Fred Hutchinson Cancer Research Center, Seattle, Washington, United States of America

Xueyan Chen

Affiliation Department of Laboratory Medicine, University of Washington School of Medicine, Seattle, Washington, United States of America

Competing Interests

The authors have declared that no competing interests exist.