About the Authors
Center for Human Genetic Research, Vanderbilt University Medical Center, Nashville, Tennessee, United States of America
Department of Computer Science, Virginia Tech, Blacksburg, Virginia, United States of America
The authors have declared that no competing interests exist.
Conceived and designed the experiments: ZS DCS. Performed the experiments: ZS. Analyzed the data: ZS DCS. Contributed reagents/materials/analysis tools: YC. Wrote the paper: ZS DCS. Algorithm design: YC Software: ZS.