1. University of MarylandBaltimoreMDUSA
2. Duke University Medical Center and the Geriatrics Research Education and Clinical CenterVeterans Affairs Medical CenterDurhamNCUSA
3. Oslo University HospitalUniversity of OsloOsloNorway
4. University of LeuvenLeuvenBelgium
5. St. Joseph's HealthcareMcMaster UniversityHamiltonONCanada
6. United Osteoporosis CentersGainesvilleGAUSA
7. Novartis Pharmaceuticals CorporationEast HanoverNJUSA