1. Department of Obstetrics and Gynecology, Division of Gynecologic Oncology, University of Arkansas for Medical Sciences, Little Rock, Arkansas
2. Division of Gynecologic Oncology, University of Brescia, Brescia, Italy
3. Department of Biostatistics, University of Arkansas for Medical Sciences, Little Rock, Arkansas
4. Department of Microbiology and Immunology, University of Arkansas for Medical Sciences, Little Rock, Arkansas