TitleAbstractYear(sorted ascending)
from the centers for disease control and prevention. assessment of inadequately filtered public drinking water--washington, d.c., december 1993. 19947933409
assessment of inadequately filtered public drinking water--washington, d.c., december 1993.the risk for waterborne infectious diseases increases when filtration and other standard water-treatment measures fail. on december 6, 1993, water-treatment plant operators in the district of columbia (dc) began to have difficulty maintaining optimal filter effectiveness. on december 7, filter performance worsened, and levels of turbidity (i.e., small suspended particles) exceeded those permitted by u.s. environmental protection agency (epa) standards. on december 8, dc residents were advised to ...19948072479
an outbreak of cryptosporidiosis linked to a september and october 1998, a cryptosporidiosis outbreak occurred on a washington, dc, university campus. in a case-control study of 88 case patients and 67 control subjects, eating in 1 of 2 cafeterias was associated with diarrheal illness (p<.001). morbidity was associated with eating dinner on 22 september (odds ratio, 8.1; 95% confidence interval, 3.4-19.5); weaker associations were found for 6 other meals. cryptosporidium parvum was detected in stool specimens of 16 (70%) of 23 ill stude ...200010669357
seasonal prevalence of intestinal parasites in the united states during of 5,792 fecal specimens from 2,896 patients in 48 states and the district of columbia tested positive for intestinal parasites during the year 2000. multiple infections with 2-4 parasitic species constituted 10% of 916 infected cases. blastocystis hominis infected 662 patients (23% or 72% of the 916 cases). its prevalence appears to be increasing in recent years. eighteen other species of intestinal parasites were identified. cryptosporidium parvum and entamoeba histolytica/e. dispar ...200212224595
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