Corrigendum: Characterizing Antimicrobial Resistant Escherichia coli and Associated Risk Factors in a Cross-Sectional Study of Pig Farms in Great Britain - AbuOun, Manal; O'Connor, Heather M.; Stubberfield, Emma J.; Nunez-Garcia, Javier; Sayers, Ellie; Crook, Derick W.; Smith, Richard P.; Anjum, Muna F. (Frontiers in Microbiology, 2021)