21.   A Ukrainian village was put under quarantine and six people hospitalized after laboratory results confirmed a case of mad cow disease, a report said Friday.

22.   He expected laboratory results on Monday.

23.   He was being given antibiotics as a precaution pending laboratory results due by Friday.

24.   Laboratory results to determine the possible presence of anthrax spores in each case are due early next week.

25.   Preliminary laboratory results have diagnosed six cases of polio in the border areas of Kosovo and Metohija following an outbreak of polio in neighboring Albania.

26.   Preliminary laboratory results have diagnosed six cases of polio in the border areas of Kosovo and Metohija following an outbreak of the disease in neighboring Albania.

27.   The hopeful, but preliminary, results of the Friday-to-Monday work still must be confirmed by laboratory results that will take several days.

28.   The material could contain details of motive, laboratory results and e-mails.

29.   The report said laboratory results proved negative for anthrax, the bacterium once developed for biological warfare now seen as a possible terrorist weapon of mass murder.

30.   They found that in seven out of nine cases, the laboratory results matched the mutations that were known to have occurred in nature.