No CrossRef data available.
Published online by Cambridge University Press: 20 October 2005
The nature and frequency of waterborne disease changed substantially during the course of the 20th century [1]. In the early decades of the century, the primary diagnosed cause of waterborne disease in both the United Kingdom and the United States was typhoid fever. It was well known at that time that the primary source of infection was faecal pollution of drinking water. It was against this background that methods for detecting faecal pollution were sought.