51.   But new research suggests that such characterizations are at best misleading.

52.   But recent research suggests that the drug can cause serious health problems if taken when the body is experiencing stress, such as in battle.

53.   But recent research suggests that moderate drinking may actually go hand in hand with higher productivity, or at least higher wages.

54.   But new research suggests that biology sculpts transsexuals long before surgeons get near them.

55.   But new research suggests that if this is so, such fools are abundant.

56.   But now more recent research suggests that boys fall farther behind girls in reading and writing than girls do in math and science.

57.   But previous research suggests that whether someone reports being happy is surprisingly independent of factors like income, age and level of education.

58.   But psychological research suggests a simpler explanation.

59.   But research suggests otherwise, Blumenthal said.

60.   But the new research suggests that damage early in life may be the most persistent.