In 2020, Piura was the department in Peru most affected by the chikungunya virus, with ** cases. San MartÃn ranked second that year, with ** infections. Meanwhile, the Peruvian capital, Lima, registered only *** case. The prevalence of chikungunya in Peru has been decreasing since 2017.
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Ministerio de Salud (Peru). (January 28, 2021). Number of chikungunya cases reported in Peru in 2020, by department [Graph]. In ÌÇÐÄÆƽâ°æ. Retrieved July 25, 2026, from /statistics/1229177/peru-cases-chikungunya-virus-department/
Ministerio de Salud (Peru). "Number of chikungunya cases reported in Peru in 2020, by department ." Chart. January 28, 2021. ÌÇÐÄÆƽâ°æ. Accessed July 25, 2026. /statistics/1229177/peru-cases-chikungunya-virus-department/
Ministerio de Salud (Peru). (2021). Number of chikungunya cases reported in Peru in 2020, by department . ÌÇÐÄÆƽâ°æ. ÌÇÐÄÆƽâ°æ Inc.. Accessed: July 25, 2026. /statistics/1229177/peru-cases-chikungunya-virus-department/
Ministerio de Salud (Peru). "Number of Chikungunya Cases Reported in Peru in 2020, by Department ." ÌÇÐÄÆƽâ°æ, ÌÇÐÄÆƽâ°æ Inc., 28 Jan 2021, /statistics/1229177/peru-cases-chikungunya-virus-department/
Ministerio de Salud (Peru), Number of chikungunya cases reported in Peru in 2020, by department ÌÇÐÄÆƽâ°æ, /statistics/1229177/peru-cases-chikungunya-virus-department/ (last visited July 25, 2026)
Number of chikungunya cases reported in Peru in 2020, by department [Graph], Ministerio de Salud (Peru), January 28, 2021. [Online]. Available: /statistics/1229177/peru-cases-chikungunya-virus-department/
