1. Uniformed Services University of the Health Sciences, Bethesda, Maryland (P.G.O., M.J.A., B.E.N.)
2. U.S. Department of Veterans Affairs Pharmacy Benefits Management Services, Scottsdale, Arizona (C.K.)
3. South Texas Veterans Health Care System and University of Texas Health Science Center, San Antonio, Texas (L.S., J.R.D.)
4. Bay Pines VA Healthcare System, Bay Pines, Florida (A.B.)
5. New York University School of Medicine and VA New York Harbor Healthcare System, New York, New York (S.N.)
6. Duke University Medical Center and Durham VA Medical Center, Durham, North Carolina (M.P.D.)
7. Walter Reed National Military Medical Center, Bethesda, Maryland (E.V., L.T.)
8. Tibor Rubin VA Medical Center, Long Beach, California (J.B.)
9. Cincinnati VA Medical Center, Cincinnati, Ohio (A.L.)
10. Walter Reed Military Medical Center and Uniformed Services University of the Health Sciences, Bethesda, Maryland (J.R.)