Seroepidemiological Study of Visceral Leishmaniasis (Kala-Azar) in Children under 12 Years Old in North of Iran: An Observational Study in 2019-2020.

Background: Visceral leishmaniasis (VL) caused by the complex that is transmitted by the bites of female sandflies. Mediterranean type of VL caused by . While, Roudbar County of Guilan Province has been introduced as a suspected cutaneous leishmaniasis focus; there are no published data on the seroprevalence of VL in Guilan Province.