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. 2021 Jan 28;16(1):e0245804. doi: 10.1371/journal.pone.0245804

Fig 4. Mortality (72 h) of laboratory maintained, insecticide-susceptible Anopheles gambiae sensu stricto Kisumu colony exposed to IRS-treated hut walls in monthly, 30 mins wall cone bioassays in experimental huts in Covè, southern Benin.

Fig 4

Error bars represent 95% CI. Approximately fifty (50) 2–3 days old mosquitoes were exposed for 30 mins to each IRS treated hut in batches of 10 per cone and mortality recorded after 72 h.