| epidemic campylobacteriosis associated with a community water supply. | in may 1983, an estimated 865 cases of epidemic gastrointestinal disease occurred in greenville, florida. surveillance of pharmacy sales of antidiarrheal medicines suggested that the outbreak was confined to greenville and its immediate vicinity. surveys demonstrated that the gastrointestinal illness attack rates inside and outside the city limits were 56 per cent (72/128) and 9 per cent (7/77), respectively (relative risk (rr) = 6.2); consumption of city water was associated with illness (rr = ... | 1986 | 3953920 |