1. Department of Cariology and Comprehensive Care, New York University, New York, New York
2. Institut für Psychologie, Technische Universität Braunschweig, Braunschweig, Germany
3. Department of Psychology, State University of New York at Brockport, Brockport, New York
4. U.S. Air Force Mental Health Division, Lackland Air Force Base, San Antonio, Texas