1.   Ascherio said his study could not answer whether it was better to eat some fish than none.

2.   But instead of advising men to rush out for the test, Hennekens cautions that his study only answered part one of a two-part question.

3.   But Manhattan Borough President Ruth Messinger said she was not convinced that the study answered the concerns raised by store owners and residents.

4.   But there are many questions that such studies cannot answer, because they would be infeasible or unethical, among them, whether heavy drinking leads to liver disease.

5.   If a human form of the vaccine can be developed and proved safe, further studies should answer these questions.

6.   Ms. Chiasson said Monday that the study did not answer the question of whether high-risk behavior was on the rise among young gay men in New York City.

7.   Only a large and rigorous study could answer the questions that remained.

8.   Scientists said more study might answer questions about barging.

9.   That is one question this study does not answer.

10.   That is a question the study does not answer.