11.   Currently available thrombolytic agents have several important limitations.

12.   Because the two agents have independent inhibitory effects on platelet function and the coagulation cascade, it has been argued that both should be used.

13.   In an exchange rate union, the existence of national currencies necessarily implies that economic agents have to bear exchange rate related costs with respect to intra-union transactions.

14.   Therefore an agent may have no trustee functions or liabilities at all.

15.   The agent may have other interests, and the firm should ensure that these interests do not conflict with its own.

16.   Also Tuesday, a top FBI official acknowledged agents still have few clues in the investigation into the anthrax attacks that have left four dead.

17.   And enforcement agents have the right to inspect homes to ensure every gun is kept unloaded and safely locked away.

18.   And the college player of today who considers himself as draftable by the NFL is aware certain agents have ready-made deals for them.

19.   At all times, they said, the agent had his Secret Service badge and photo identification.

20.   Biological agents have no real battlefield utility.