1. Oregon Osteoporosis Center, Portland, OR; Mary MacKillop Institute for Health Research, Australian Catholic University, Melbourne, Victoria, Australia
2. Department of Medicine, University of Colorado School of Medicine, Aurora, CO, USA
3. New Mexico Clinical Research & Osteoporosis Center, Albuquerque, NM, USA
4. Departments of Medicine, Community Health Sciences, and Oncology, Cumming School of Medicine and McCaig Institute for Bone and Joint Health, the University of Calgary, Calgary, Alberta, Canada
5. Department of Medicine, University of California, San Francisco, CA, USA
6. Colorado Center for Bone Health, Lakewood, CO, USA
7. Department of Medicine (Endocrinology), University of British Columbia, Vancouver, British Columbia, Canada