Genomic Comparison Reveals Natural Occurrence of Clinically Relevant Multi-Drug Resistant Extended-Spectrum β-lactamase producing Escherichia coli. Lin Teng, Shinyoung Lee, Amber Ginn, Sarah Markland, Raies Mir, Nicolas DiLorenzo, Christina Boucher, Mattia Prosperi, Judith Johnson, J. Glenn Morris, and Kwang Cheol Jeong. Applied Environmental Microbiology, Article 03030-18, 2019, DOI: 10.1128/AEM.03030-18.