About the Authors
- Ming Hu, Zhaohui S. Qin
- Center for Statistical Genetics, Department of Biostatistics, School of Public Health, University of Michigan, Ann Arbor, Michigan, United States of America
The authors have declared that no competing interests exist.
Conceived and designed the experiments: MH ZQ. Performed the experiments: MH. Analyzed the data: MH. Contributed reagents/materials/analysis tools: MH. Wrote the paper: MH ZQ.