• Anonymous.a a 1994 The Microbiology of Water 1994. Part 1: Drinking Water. Report on Public Health and Medical Subjects, No. 71. London: HMSO.
  • Bannaga, S.E.I. & Pickford, J. 1978 Water-health relationships in Sudan. Effluent and Water Treatment Journal, 18, 559569.
  • Barrel, R.A.E. & Rowland, M.G.M. 1987 The relationship between rainfall and well water pollution in a West African (Gambian) village. Journal of Hygiene, 83, 143150.
  • Blum, D., Huttly, S.R.A., Okoro, J.I., Akujobi, C., Kirwood, B.R. & Feacham, R.G. 1987 The bacteriological quality of traditional water sources in north-eastern Imo State, Nigeria. Epidemiology and Infection, 99, 429437.
  • Cairncross, S. 1987 Water supply and sanitation: an agenda for research. Journal of Tropical Medicine and Hygiene, 92, 301314.
  • Cairncross, S. & Cliff, J.L. 1987 Water use and health in Mireda, Mozambique. Transactions of the Royal Society of Tropical Medicine and Hygiene, 81, 5154.
  • Deb, B.C., Sircar, B.K. & Sengupta, P.G. 1982 Intra-familial transmission of Vibrio cholerae in Calcutta slums. Indian Journal of Medical Research, 76, 814819.
  • El-Atar, L., Gawad, A.A., Khairy, A.E.M. & El-Sebaie, O. 1982 The sanitary condition of rural drinking water in a Nile Delta village. Journal of Hygiene, 88, 6367.
  • Feachem, R.G. 1980 Bacterial standards for drinking water quality in developing countries. Lancet, 2, 255256.
  • Henry, F.J. & Rahim, Z. 1990 Transmission of diarrhoea in two crowded areas with different sanitary facilities in Dhaka, Bangladesh. Journal of Tropical Medicine and Hygiene, 93, 121126.
  • Isaacson, M., Canter, P.H., Effler, P., Arntzen, L., Bomans, P. & Heenan, R. 1993 Haemorrhagic colitis epidemic in Africa. Lancet, 1, 961.
  • Kolsky, P.J. 1993 Water, sanitation and diarrhoea; the limits of understanding. Transactions of the Royal Society of Tropical Medicine and Hygiene, 87 (Suppl. 3), 4346.
  • Lavoie, M.C. 1983 Identification of strains isolated as total and faecal coliforms and comparisons of both groups as indicators of faecal pollution in tropical climates. Canadian Journal of Microbiology, 29, 681693.
  • Levine, R.J., Khan, M.R., D’Souza. S. & Nalin, D.R. 1976 Failure of sanitary wells to protect against cholera and other diarrhoeas in Bangladesh. Lancet, 2, 8689.
  • Mara, D.D. & Oragui, J. 1985 Bacteriological methods for distinguishing between human and animal faecal pollution of water; results of fieldwork in Nigeria and Zimbabwe. Bulletin of the World Health Organisation, 63, 773783.
  • Muhammed, S.I. & Morrison, S.M. 1975 Water quality in Kiambu District, Kenya. East African Medical Journal, 52, 269276.
  • Rai, H. & Hill, G. 1978 Bacteriological studies on Amazonas, Mississippi and Nile Waters. Archives Hydrobiologica, 81, 445461.
  • Shears, P., Hussein, M.A., Chowdhury, A.H. & Mamun, K.Z. 1995 Water sources and environmental transmission of multiply resistant enteric bacteria in rural Bangladesh. Annals of Tropical Medicine and Parasitology, 89, 297303.
  • Shier, R.P., Dollimore, N., Ross, D.A., Binka, F.N., Quigley, M. & Smith, P.C. 1966 Drinking water source, mortality and diarrhoea morbidity among young children in northern Ghana. Tropical Medicine and International Health, 1, 334341.
  • Tomkins, A.M., Drasar, B.S., Bradley, A.K. & Williamson, W.A. 1978 Water supply and nutritional status in rural northern Nigeria. Transaction of the Royal Society of Tropical Medicine and Hygiene, 72, 239243.
  • WHO 1985. Guidelines for Drinking Water Quality, 3. Geneva: WHO.
  • Wright, R.C. 1986 The seasonality of the bacterial quality of drinking water in Sierra Leone. Journal of Hygiene, 96, 7582.
  • Young, B. & Briscoe, J. 1987 A case-control study of the effect of environmental sanitation on diarrhoea morbidity in Malawi. Journal of Epidemiology and Community Health, 42, 8388.