Fig. 2From: Status of parasitological indicators and morbidity burden of onchocerciasis after years of successive implementation of mass distribution of ivermectin in selected communities of Yeki and Asosa districts, EthiopiaHistory of ivermectin distribution in Asosa district, Ethiopia (2013–2017). The biannual ivermectin treatment began in 2015, and round I refers to the ivermectin treatment provided in December to January, and round II refers to ivermectin treatment distributed in April to May. a Total population treated; b Treatment coverage rate among the eligible population. NB: The ivermectin treatment records for the years 2014, 2016 (round II) and 2017 (round I) were not available and documented in the Asosa district health bureauBack to article page