About the Authors
- J. Christian Pérez
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* E-mail: jperez@ucsf.edu, jchris_perez@yahoo.com
Affiliation Department of Microbiology and Immunology, University of California, San Francisco, San Francisco, California, United States of America
- Alexander D. Johnson
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Affiliation Department of Microbiology and Immunology, University of California, San Francisco, San Francisco, California, United States of America
Competing Interests
The authors have declared that no competing interests exist.