| cyclospora infections in england and wales: 1993 to 1998. | the coccidian protozoon cyclospora cayetanensis is a treatable cause of prolonged, watery diarrhoea in humans. microbiology laboratories in england and wales often restrict testing to those who have recently travelled abroad. only 44 to 66 laboratory reports of c. cayetanensis are made in england and wales each year and a large proportion are found to have visited developing countries. large foodborne outbreaks of infection have arisen in north america among people who have not travelled abroad ... | 2000 | 10743319 |