About the Authors
Gladstone Institute of Virology and Immunology, San Francisco, California, United States of America
Department of Medicine, University of California, San Francisco, California, United States of America
Department of Pathology, University of Utah, Salt Lake City, Utah, United States of America
Department of Laboratory Medicine, Division of Clinical Microbiology, Karolinska Institutet, Karolinska University Hospital, Stockholm, Sweden
The authors have declared that no competing interests exist.
Conceived and designed the experiments: SEK AB VP EV. Performed the experiments: SEK AB. Analyzed the data: SEK AB VP EV. Contributed reagents/materials/analysis tools: AL. Wrote the paper: SEK EV.