1.   A nuclear probe used to detect heart disease also appears useful in detecting breast tumors in patients whose mammograms are inconclusive or difficult to read, doctors said Monday.

2.   Repeated magnetic pulses appear useful in treating phantom limb pain, Pascual-Leone said, as shown in experiments with people who lost one arm.

3.   The volume of information was staggering, and a good deal of it even appeared useful.

4.   To his credit, he might have developed leverage that appears useful.

5.   While chelation appears useful for children with extremely high and potentially fatal exposure levels, the overall focus should instead switch to prevention, the editorial argued.