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. 2023 Apr 6;41(Suppl 1):A35–A47. doi: 10.1016/j.vaccine.2023.02.042

Fig. 2B.

Fig. 2B

Democratic Republic of the Congo (DRC): Acute flaccid paralysis (AFP) cases (◯) confirmed positive for and environmental samples (□) with circulating vaccine-derived poliovirus serotype 2 (cVDPV2), by emergence group and semester (S) of year of paralysis onset or sample collection, January 1, 2020–December 31, 2021.The map for S1 2017 indicates all DRC province names (Fig. 2A); in subsequent maps, only provinces with AFP cases confirmed positive for or environmental samples with cVDPV2 are labelled. DRC-TPA-2 and CAR-BNG-1 do not appear of these maps because genetically linked virus was not detected in AFP cases in DRC.