About the Authors
- Julia B. Wenger, Elena N. Naumova
- Department of Public Health and Community Medicine, Tufts University School of Medicine, Boston, Massachusetts, United States of America
The authors have declared that no competing interests exist.
Conceived and designed the experiments: JBW. Performed the experiments: JBW. Analyzed the data: JBW. Contributed reagents/materials/analysis tools: JBW ENN. Wrote the paper: JBW ENN.