Our study was not designed to address these possibilities, but they deserve further investigation.

In addition, he said, 166 other cases deserved more investigation and would be reopened.

Over breakfast with neighbors the next morning, a Sunday, we decided that this story deserved investigation.

The import of those comments, though, may deserve investigation.

That would be a subtlety she hadn't expected from Gowron, and it deserved further investigation.

The role of specific acetyltransferase activity in Crohn's disease patients has not been so far studied, and deserves investigation.

It said 122 other cases deserved further investigation.

"It's what I call a 'hot spot,' a point of discontinuity that deserves investigation."

This tip sounded like it deserved investigation, as though there could be news fit to print.

"We knew this was something that deserved very intensive investigation."