1.   But effective, perhaps even necessary.

2.   Clinton aides and Democratic strategists indicated that no such explanation is forthcoming or, in light of his rising popularity, even necessary.

3.   It may surprise some foreigners that, in one of the most developed nations, Food for Survival is even necessary.

4.   Maybe not even necessary.

5.   Or even necessary.

6.   Irrational combinations of drugs are blatantly available, prescriptions are not even necessary.