Denise Cortez Office Manager University of Southern California Herman Ostrow School of Dentistry 925 W. 34th Street, DEN 4219 Los Angeles, CA 90089 (213) 740-9833 Veronica Elizarraras Research Administrator University of Southern California Herman Ostrow School of Dentistry 925 W. 34th Street, DEN 4104 Los Angeles, CA 90089 (213) 821-9802