1. Cancer Control Science Department at the American Cancer Society, Atlanta, Georgia
2. DeltaQuest Foundation, Concord, Massachusetts and the Division of Preventive and Behavioral Medicine at the University of Massachusetts Medical School, Worcester, Massachusetts
3. University of Illinois at Chicago School of Nursing, Chicago, Illinois
4. National Cancer Institute, Bethesda, Maryland
5. Department of Health Science Research, Mayo Clinic College of Medicine, Rochester, Minnesota.
6. Division of Biostatistics, Mayo Clinic College of Medicine, Rochester, Minnesota.