Increasing prevalence of a fluoroquinolone resistance mutation amongst Campylobacter jejuni isolates from four human infectious intestinal disease studies in the United Kingdom. oleh Sam Haldenby, Christina Bronowski, Charlotte Nelson, John Kenny, Carmen Martinez-Rodriguez, Roy Chaudhuri, Nicola J Williams, Ken Forbes, Norval J Strachan, Jane Pulman, Ian N Winstanley, Caroline E Corless, Tom J Humphrey, Frederick J Bolton, Sarah J O'Brien, Neil Hall, Christiane Hertz-Fowler, Craig Winstanley