1. Department of MedicineSchool of Clinical SciencesMonash UniversityMelbourneAustralia
2. Department of Clinical SciencesLund UniversityMalmöSweden
3. Department of MedicineUniversity of CaliforniaSan FranciscoSan FranciscoCAUSA
4. Department of Clinical EpidemiologyCabrini Institute, and Department of Epidemiology and Preventive MedicineSchool of Public Health and Preventative Medicine, Monash, Monash UniversityMelbourneAustralia
5. Department of Human MetabolismUniversity of SheffieldSheffieldUK
6. Veterans Affairs Medical CenterGeriatric Research Education and Clinical Center, and Department of MedicineUniversity of MinnesotaMinneapolisMNUSA
7. Department of Kinesiology and Schlegel Research Institute for AgingUniversity of WaterlooWaterlooCanada
8. Department of RheumatologyHospital ClinicUniversity of BarcelonaBarcelonaSpain
9. Department of MedicineUniversity of CaliforniaSan DiegoSan DiegoCAUSA
10. Mayo ClinicRochesterMNUSA
11. Department of Physical Therapy and Rehabilitation ScienceUniversity of CaliforniaSan FranciscoSan FranciscoCAUSA
12. Division of EndocrinologyMayo ClinicRochesterMNUSA
13. Newport NewsVAUSA
14. Center for Advanced Orthopedic StudiesBeth Israel Deaconess Medical CenterBostonMAUSA