61.   That agency says that the numbers are small and preliminary and that more study is needed.

62.   The alleged destruction of documents is another issue that needs congressional study, he said.

63.   The Environmental Protection Agency has begun to screen thousands of chemicals to see which ones may be endocrine disrupters and need further study.

64.   The editorial said more study is needed.

65.   The data suggest a relationship between the brain and insulin that needs further study, they said.

66.   The government conducted a preliminary environmental assessment that concluded a longer, more comprehensive study was not needed because Mexican trucks would not substantially hurt the environment.

67.   The idea is attractive, but needs study before it can be translated into a workable plan.

68.   The FDA approval comes two years after an FDA advisory panel rejected the test, saying it needed further study.

69.   The International Civil Aviation Organization, a standards-setting body based in Montreal, also believes that the proposed standards for shipping plutonium need further study.

70.   The Israeli researchers said triptorelin needed further study because it was not tested in a controlled trial against a placebo, or dummy drug.