| Frank Z Stanczyk | 4Division of Reproductive Endocrinology and Infertility,Keck School of Medicine of the University of Southern California,Los Angeles,CA,USA. |
| Robert N Hoover | 3Epidemiology and Biostatistics Program,Division of Cancer Epidemiology and Genetics,National Cancer Institute,Bethesda,MD,USA. |
| Robert N Hoover | 3Epidemiology and Biostatistics Program,Division of Cancer Epidemiology and Genetics,National Cancer Institute,Bethesda,MD,USA. |