1. US Centers for Disease Control and Prevention. Highlights in the history of avian influenza (bird flu) timeline—1880-1959. https://www.cdc.gov/flu/avianflu/timeline/avian-timeline-1880-1959.htm
2. US Centers for Disease Control and Prevention. Ask the expert: highly pathogenic avian influenza A(H5N1) viruses. https://www.cdc.gov/flu/avianflu/spotlights/2022-2023/avian-flu-highly-pathogenic.htm
3. Gob.pe (unique digital platform of the Peruvian State). Sernanp despliega protocolo de monitoreo ante casos de aves y lobos marinos afectados por influenza aviar en áreas naturales protegidas [Sernanp deploys a monitoring protocol for cases of birds and sea lions affected by avian influenza in protected natural areas]. 6 Feb 2023. https://www.gob.pe/institucion/sernanp/noticias/697084-sernanp-despliega-protocolo-de-monitoreo-ante-casos-de-aves-y-lobos-marinos-afectados-por-influenza-aviar-en-areas-naturales-protegidas (In Spanish)
4. Highly pathogenic avian influenza A(H5N1) virus infection in farmed minks, Spain, October 2022
5. UK Health Security Agency. Investigation into the risk to human health of avian influenza (influenza A H5N1) in England: technical briefing 1. 21 Dec 2022. https://www.gov.uk/government/publications/avian-influenza-influenza-a-h5n1-technical-briefings/investigation-into-the-risk-to-human-health-of-avian-influenza-influenza-a-h5n1-in-england-technical-briefing-1