The findings reinforce mounting concerns that kidney patients may be receiving too much epoetin, in part because dialysis clinics make bigger profits for providing larger doses.

The tepid employment figure reinforced concerns about the vigor of the economic expansion.

Since then, the army has continued to keep a low profile, reinforcing Croatian concerns that it cannot play the peacekeeping role asked of it.

The new shortfall is likely to reinforce concerns about the supply of vaccines in general.

The progress that Iran has made in centrifuge technology, as documented by the inspectors, reinforces concerns that Iran is moving forward in this major area.

The performance of Austrian Dam during that earthquake has reinforced concerns about damage to the tops of earth dams by earthquakes.

But the study also reinforces concerns that have been raised both inside and outside the agency that its 50 offices vary significantly in their handling of claims.

But its sales continued to grow at an anemic rate, reinforcing concerns about plans by the telephone giant to keep pace in the fast-growing communications industry.

But Mr. Nevins's activities seem likely to reinforce concerns among publishers and bookstores about efforts to influence the various best-seller lists artificially.

They reinforce concerns already expressed in the past regarding the general human rights situation in Malaysia.