41.   The White House, Ohio EPA and environmental groups dispute those findings with their own studies.

42.   Pfizer representatives disputed the findings.

43.   A U.S. armly lab reported finding traces of the gas in June but Baghdad disputed the findings.

44.   A U.S. Army lab reported finding traces of the gas in June but Baghdad disputed the findings.

45.   Alaska Sen. Ted Stevens hotly disputed that finding.

46.   An unnamed Fox official disputed the findings in the staff report.

47.   At least a dozen research teams have claimed to have made the discovery, but the findings have been disputed by others.

48.   But environmentalists dispute the findings.

49.   But his findings were sharply disputed by other scientists.

50.   But Lebanon and Syria disputed the finding in one area known as Chebba Farms, which Israel still controls.