Table 1.

Selected characteristics of participating sentinel sites—Surveillance Platform for Enteric and Respiratory Infectious Organisms at Veterans Affairs Medical Centers (SUPERNOVA).

Site name and location	Size	Description	Estimated population served annually
Atlanta VA Medical Center, Atlanta, GA, USA	405 beds	Tertiary care facility (teaching hospital) with 273 hospital beds, CLC with 120 beds, Psychosocial Rehabilitation Treatment Program with 12 beds; seven CBOCs	120,000 Veterans in northeastern Georgia (GA)
James J. Peters VA Medical Center, Bronx, NY, USA	431 beds	Tertiary care facility (teaching hospital) with 311 hospital beds, CLC with 120 beds; three CBOCs	24,000 Veterans in the New York City metropolitan region in New York (NY)
Michael E. DeBakey VA Medical Center, Houston, TX, USA	531 beds	Tertiary care facility (teaching hospital) with 350 acute care beds, Spinal Cord Injury Center with 40 beds, CLC with 141 beds; 10 CBOCs	113,000 Veterans in southeastern Texas (TX)
VA Greater Los Angeles Health System, Los Angeles, CA, USA	945 beds	Tertiary care facility (teaching hospital), CLC, community care center for homeless Veterans; eight CBOCs	82,000 Veterans in southern California (CA)
VA Palo Alto Health Care System, Palo Alto, CA, USA	800 beds	Three tertiary care facilities (teaching hospital), homeless domiciliary with 100 beds, three CLCs; seven CBOCs	67,000 Veterans in northern California (CA)

Community Living Centers (CLCs) provide extended care rehabilitation and general long-term care; Community-Based Outpatient Clinics (CBOCs) include outpatient primary care.