Pickup, R. W., Rhodes, G., Arnott, S., Sidi-Boumedine, K., Bull, T. J., Weightman, A., Hurley, Margaret Anne ORCID: 0000-0002-2502-432X and Hermon-Taylor, J. (2005) Mycobacterium avium subsp. paratuberculosis in the Catchment Area and Water of the River Taff in South Wales, United Kingdom, and Its Potential Relationship to Clustering of Crohn's Disease Cases in the City of Cardiff. Applied and Environmental Microbiology, 71 (4). pp. 2130-2139. ISSN 0099-2240