About the Authors
Department of Infection and Immunity, University of Sheffield Medical School, Sheffield, United Kingdom
Sheffield Teaching Hospitals, Sheffield, United Kingdom
Institute of Microbiology and Infection, School of Immunity and Infection, University of Birmingham, Birmingham, United Kingdom
The authors have declared that no competing interests exist.
Conceived and designed the experiments: DHD. Performed the experiments: MD TID MAB AMM JAP HMM. Analyzed the data: MD MAB JAP HMM. Contributed reagents/materials/analysis tools: AMM TJM RCR. Wrote the paper: MD DHD MKBW.