1. College of Medicine, University of Florida, Gainesville, FL, USA;
2. Department of Pathology, Immunology and Laboratory Medicine, College of Medicine, University of Florida, Gainesville, FL, USA;
3. Department of Medicine, College of Medicine, University of Florida, Gainesville, FL, USA;
4. Department of Obstetrics and Gynecology, College of Medicine, University of Florida, Gainesville, FL, USA