1. Center for Healthcare Organization & Implementation ResearchEdith Nourse Rogers Veterans HospitalBedfordMAUSA
2. The Pulmonary CenterBoston University School of MedicineBostonMAUSA
3. Center for Population HealthUniversity of MassachusettsLowellMAUSA
4. Department of StatisticsHarvard UniversityCambridgeMAUSA
5. Department of CardiologyVeterans Affairs Boston Healthcare SystemBostonMAUSA
6. Division of Cardiovascular MedicineBrigham and Women’s HospitalBostonMAUSA
7. Center for Health Equity Research and PromotionVeterans Affairs Pittsburgh Healthcare SystemPittsburghPAUSA
8. Geriatric Research Education and Clinical CenterVeterans Affairs Pittsburgh Healthcare SystemPittsburghPAUSA
9. Center for Healthcare Organization & Implementation ResearchVeterans Affairs Boston Healthcare SystemBostonMAUSA