1. Boston Medical Center, Boston University Medical Center, Boston, Massachusetts.
2. Department of Family Medicine, Boston Medical Center, The University of California, San Francisco School of Medicine, Boston, Massachusetts.
3. Department of Family Medicine, Boston Medical Center, The University of Nottingham Medical School, Nottingham, United Kingdom.
4. Department of Family Medicine, Yale University School of Nursing, Boston Scientific, Orange, Connecticut.
5. Commonwealth Community Care, Commonwealth Care Alliance Medical Group, Lawrence, Kansas.