1.   And appeals to use condoms by basketball star Magic Johnson seemed to have been more effective among blacks than other racial and ethnic groups.

2.   However, a closer look showed it was significantly more effective among blacks than whites.

3.   If you do, you might be interested in a new style of management that is proving to be effective among those who have tried it.

4.   Parents may wonder if they are confusing their children on the differences between medicine and candy or whether such products are the most effective among over-the-counter treatments.

5.   They are particularly effective among southern Democrats who draw much of their support from small business.

6.   Until recently, they said, benefactors pressured them to replicate outreach strategies that had been effective among the well-mobilized gay groups during earlier stages of the epidemic.

7.   What all these measures have in common, however, is that they are more effective among the young.

8.   Clinical trials of the anti-impotence drug Viagra revealed the drug is more effective among Asian than Americans men, local newspapers reported Friday.

9.   He said such campaigns had proven to be less effective among the older generation who found it difficult to adopt a healthy lifestyle.

10.   Low-dose anti-depressants have been found effective among some sufferers of chronic pain syndromes.