Barnard, A., Mahon, Bernard P., Watkins, J., Readhead, K. and Mills, Kingston H.G. (1996) Thl/Th2 cell dichotomy in acquired immunity to Bordetella pertussis: variables in the in vivo priming and in vitro cytokine detection techniques affect the classification of T-cell subsets as Thl, Th2 or ThO. Immunology, 87 (3). pp. 372-380. ISSN 0019-2805