James A. Haley Veterans' Hospital, Tampa, Florida, United States
Michael E DeBakey VA Medical Center, Houston, Texas, United States
Jesse Brown VA Medical Center Community-Based Outpatient Clinic Lake Side Divison, Chicago, IL, Chicago, Illinois, United States
VA Ann Arbor Healthcare System, Ann Arbor, MI, Ann Arbor, Michigan, United States
Jesse Brown VA Medical Center, Chicago, IL, Chicago, Illinois, United States
VA Maryland Health Care System, Baltimore, Baltimore, Maryland, United States
VA Palo Alto Health Care System, Palo Alto, CA, Palo Alto, California, United States
VA Ann Arbor Healthcare System, Ann Arbor, MI, Ann Arbor, Michigan, United States
VA Pittsburgh Healthcare System University Drive Division, Pittsburgh, PA, Pittsburgh, Pennsylvania, United States
New Mexico VA Health Care System, Albuquerque, NM, Albuquerque, New Mexico, United States
VA Puget Sound Health Care System Seattle Division, Seattle, WA, Seattle, Washington, United States
Division of Epidemiology, Salt Lake City, Utah, United States