Lack of homologous protection against Campylobacter jejuni CG8421 in a human challenge model. - Kirkpatrick BD; Lyon CE; Porter CK; Maue AC; Guerry P; Pierce KK; Carmolli MP; Riddle MS; Larsson CJ; Hawk D; Dill EA; Fingar A; et al. (Clinical infectious diseases : an official publication of the Infectious Diseases Society of America, 2013)