# Severe acute respiratory syndrome ## Identification Severe acute respiratory syndrome (SARS) is the disease associated with the 2002–2004 SARS outbreak and caused by SARS-CoV. It should not be confused with [[SARS-CoV-2]], the virus that causes [[COVID-19]]. ## Archive relationship SARS provides historical context for outbreak investigation, quarantine, [[Epidemiology]], and contact tracing. It is a cross-reference added for conceptual clarity; the exact word `SARS` is not visible in the current transcription of [[Scanned_20260730-1946]]. ## Relationships [[COVID-19]] · [[SARS-CoV-2]] · [[Epidemiology]] · [[Contact Tracing]] ## Source - [WHO — Severe Acute Respiratory Syndrome](https://www.who.int/health-topics/severe-acute-respiratory-syndrome)