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  • Severe Acute Respiratory Syndrome (SARS) - World Health Organization (WHO)
    Severe acute respiratory syndrome (SARS) is a viral respiratory disease caused by a SARS-coronavirus While SARS cases were detected as early as November 2002 as part of an outbreak that emerged in China and subsequently spread to 28 other countries, the pathogen causing the disease was identified as a coronavirus at the end of February 2003
  • Severe Acute Respiratory Syndrome (SARS) - World Health Organization (WHO)
    Severe acute respiratory syndrome (SARS) is a viral respiratory disease caused by a SARS-associated coronavirus
  • Enfermedad por coronavirus (COVID-19) - World Health Organization (WHO)
    A pesar de que las vacunas protegen contra el cuadro grave de la enfermedad y la defunción, sigue siendo posible transmitir el SARS-CoV-2 a otras personas después de haberse vacunado Respuesta de la OMS La Organización Mundial de la Salud es el organismo coordinador mundial de la respuesta a la pandemia de COVID-19
  • COVID-19 - Global Situation - World Health Organization (WHO)
    Since mid-February 2025, according to data available from sentinel sites, global SARS-CoV-2 activity has been increasing, with the test positivity rate reaching 11%, levels that have not been observed since July 2024 This rise is primarily observed in countries in the Eastern Mediterranean, South-East Asia, and Western Pacific regions Since early 2025, global SARS-CoV-2 variant trends have
  • COVID-19 epidemiological update – 24 December 2024
    SARS-CoV-2, the virus that causes COVID-19, largely circulates without clear seasonality and continues to infect, causing severe acute disease and post-COVID-19 condition The impact varies by country, and WHO's ability to monitor circulation, severity, and virus evolution is challenged by reduced surveillance, testing, sequencing, and limited
  • Preguntas y respuestas sobre la evolución del SARS-CoV-2
    El SARS-CoV-2 se transmite principalmente entre personas, pero se han registrado transmisiones entre personas y animales Varios animales, como visones, perros, gatos domésticos, leones, tigres y mapaches japoneses han dado positivo en pruebas de detección del SARS-CoV-2 tras haber estado en contacto con personas infectadas
  • Summary of probable SARS cases with onset of illness from 1 November . . .
    a Includes only cases whose death is attributed to SARS b Case classification by sex is unknown for 46 cases c Since 11 July 2003, 325 cases have been discarded in Taiwan, China Laboratory information was insufficient or incomplete for 135 discarded cases, of which 101 died d Includes HCWs who acquired illness in other areas e
  • WHO guidelines for the global surveillance of severe acute respiratory . . .
    This document sets out revised guidelines for the global surveillance and reporting of SARS as an ongoing strategy for rapidly detecting cases and preventing further national or international spread Addressed to national health authorities, the guidelines respond to the need for a sustainable long-term approach to SARS surveillance that maintains an adequate level of sensitivity yet does not
  • Severe Acute Respiratory Syndrome (SARS) - multi-country outbreak . . .
    These recommendations were that SARS-affected areas, where transmission was known to be occurring in chains of human-to-human transmission, institute measures to identify international passengers who had signs, symptoms and history compatible with SARS, and to recommend that such persons postpone international travel and seek medical advice
  • Seguimiento de las variantes del SARS-CoV-2 - World Health Organization . . .
    Todos los virus cambian con el paso del tiempo, y también lo hace el SARS-CoV-2, el virus causante de la COVID-19 La mayoría de los cambios tienen escaso o nulo efecto sobre las propiedades del virus Sin embargo, algunos cambios pueden influir sobre algunas de ellas, como por ejemplo su facilidad de propagación, la gravedad de la enfermedad asociada o la eficacia de las vacunas, los





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