1. Department of Biostatistics; University of Michigan School of Public Health; Ann Arbor Michigan
2. Chronic Pain and Fatigue Research Center; University of Michigan; Ann Arbor Michigan
3. Breast Oncology Program; University of Michigan Comprehensive Cancer Center; Ann Arbor Michigan
4. Melvin and Bren Simon Cancer Center; Indiana University School of Medicine; Indianapolis Indiana
5. Center for Enhancing Quality of Life in Chronic Illness, School of Nursing; Indiana University; Indiana
6. Division of Clinical Pharmacology, Department of Medicine; Indiana University School of Medicine; Indianapolis Indiana
7. Breast Cancer Program, Sidney Kimmel Comprehensive Cancer Center; Johns Hopkins University; Baltimore Maryland