Acknowledgment: The AI-SUPERPFP would not havebeen possible without the significant contributions of many people. The followinginterviewers and computer/data management and administrative staff suppliedenergy and enthusiasm for an often difficult job: AmeliaT. Begay, Cathy A. E. Bell, Mary Cook, Helen J. Curley, Mary C. Davenport,Rhonda Wiegman Dick, Marvine D. Douville, Geneva Emhoolah, Fay Flame, RoslynGreen, Billie K. Greene, Jack Herman, Tamara Holmes, Shelly Hubing, CameronR. Joe, Louise F. Joe, Cheryl L. Martin, Jeff Miller, Robert H. Moran, Jr,Natalie K. Murphy, Ralph L. Roanhorse, Margo Schwab, PhD, Jennifer Settlemire,Donna M. Shangreaux, Matilda J. Shorty, Selena S. S. Simmons, Jennifer Truel,Lori Trullinger, Jennifer M. Warren, Theresa (Dawn) Wright, Jenny J. Yazzie,and Sheila A. Young. We would also like to acknowledge the contributions ofthe Methods Advisory Group: Margarita Alegria, PhD, Evelyn J. Bromet, PhD,Dedra Buchwald, MD, Steven G. Heeringa, PhD, Ronald Kessler, PhD, Peter Guarnaccia,PhD, R. Jay Turner, PhD, and William A. Vega, PhD. William E. Narrow, MD,Tim Slade, PhD, and Gavin Andrews, MD, are gratefully acknowledged for excellentsuggestions based on a review of the manuscript before submission. We arealso indebted to the ARCHIVES reviewers, whose comments greatlyimproved the manuscript. Finally, we thank the tribal members who so generouslyanswered all the questions asked of them.