1. Department of Obstetrics and Gynecology, University of Chicago, Chicago, IL 60637, USA
2. Department of Obstetrics and Gynecology, Maternity Hospital-Damascus University, Damascus 011, Syria
3. Cancer Biology Department, National Cancer Institute—Cairo University, Cairo 11769, Egypt
4. Department of Biomedical Science, Sunchon National University, Suncheon-si 57922, Republic of Korea
5. Department of Pathology, University of Chicago, Chicago, IL 60637, USA