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Phylogenetic (SNP) tree of sequence type (ST)122 isolates, including ST122#1 outbreak and non-related isolates, Denmark, October 2018–December 2019 (n = 105)
The maximum parsimony tree (logarithmic scaling) was constructed using an internal outbreak isolate as reference (ERS4424632). Colours indicate the retail chicken isolates and the month of sampling in 2018–19 for the human isolates of ST122#1.
