Vaughan, K., Probert, C. S.J., Garner, C. E., McGuire, Natasha D., Ewen, R. J., de Lacy Costello, Ben, Ratcliffe, Norman M., "Towards point of care testing for C. difficile infection by volatile profiling, using the combination of a short multi-capillary gas chromatography column with metal oxide sensor detection", Measurement Science and Technology, 2014