Identification and Characterization of ten <i>Escherichia coli</i> Strains Encoding Novel Shiga Toxin 2 Subtypes, Stx2n as Well as Stx2j, Stx2m, and Stx2o, in the United States oleh Rebecca L. Lindsey, Arjun Prasad, Michael Feldgarden, Narjol Gonzalez-Escalona, Curtis Kapsak, William Klimke, Angela Melton-Celsa, Peyton Smith, Alexandre Souvorov, Jenny Truong, Flemming Scheutz