If you have any questions or concerns about the study, you may contact Jana Hrdinova, DEPC administrative director, at, or Doug Berman, DEPC executive director, at

For questions about your rights as a participant in this study or to discuss other study-related concerns or complaints with someone who is not part of the research team, you may contact Ms. Sandra Meadows in the Office of Responsible Research Practices at 1-800-678-6251.