1. Division of Endocrinology, Metabolism, and Diabetes, University of Utah, Salt Lake City, Utah.
2. Geriatrics and Primary Care Internal Medicine, Mayo Clinic, Rochester, Minnesota.
3. Division of Endocrinology, Mayo Clinic, Rochester, Minnesota.
4. Knowledge and Evaluation Research Unit in Endocrinology (KER_Endo), Mayo Clinic, Rochester, Minnesota.
5. Department of Health Sciences Research, Division of Biostatistics, Mayo Clinic, Rochester, Minnesota.