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. Author manuscript; available in PMC: 2021 Jul 4.
Published in final edited form as: J Med Entomol. 2020 Jul 4;57(4):1141–1148. doi: 10.1093/jme/tjaa008

Fig. 1.

Fig. 1.

Petri dish choice bioassay arena. The arena consisted of: a) glass Petri dish base, b) two filter-paper halves (treated/control, or control/control), c) O-ring seal, d) glass Petri dish lid, and e) junction of filter-paper halves.