11.   A federal trial judge said the plan waited too long to file the case.

12.   A similar case was filed in federal court last year, Rebhuhn said.

13.   A similar class-action case has been filed in California, said Jack E. McGehee of Houston, one of the lawyers working on the cases.

14.   Across the country in the last two years, other cases have been filed, many of them alleging similarly bizarre or violent memories.

15.   After Germany found itself unable to help the brothers through diplomatic channels, it filed its case at the International Court of Justice.

16.   After the Washington case was filed, lawyers sought doctors who would be willing to participate in a legal challenge in New York.

17.   Alan Lebowitz, a senior Labor Department pension official, said he was not surprised that such a case had been filed.

18.   Alexia Morrison, an independent counsel, filed the case under that name, appealing a ruling by the federal appeals court here that the law was unconstitutional.

19.   All six patients have died since their cases were first filed, but the debate continues.

20.   But mandatory arbitration can require thousands of dollars to file a case.