1 Department of Obstetrics and Gynecology, University of Arizona College of Medicine Phoenix at Banner University Medical Center Phoenix, 1111 East McDowell Road, Phoenix, AZ 85006. Electronic address: rstarikov@msn.com.
2 Department of Obstetrics and Gynecology, University of Arizona College of Medicine Phoenix at Banner University Medical Center Phoenix, 1111 East McDowell Road, Phoenix, AZ 85006.