About the Authors

Kalatu R. Davies

Affiliation Department of Health Services Research, The University of Texas MD Anderson Cancer Center, Houston, Texas, United States of America

Scott B. Cantor

sbcantor@mdanderson.org

Affiliation Department of Health Services Research, The University of Texas MD Anderson Cancer Center, Houston, Texas, United States of America

Dennis D. Cox

Affiliation Department of Statistics, Rice University, Houston, Texas, United States of America

Michele Follen

Affiliation Department of Obstetrics & Gynecology, Brookdale University Hospital & Medical Center, Brooklyn, New York, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: DC MF. Performed the experiments: MF DC. Analyzed the data: KD. Contributed reagents/materials/analysis tools: MF. Wrote the paper: KD SC DC MF.