11.   Late Thursday, the police said that preliminary autopsy results had provided no conclusive evidence of how Klochkoff had died and that toxicology tests would be conducted.

12.   Officials also said a special toxicology test would be needed to confirm reports that Harris had been taking the antidepressant drug Luvox.

13.   Preliminary toxicology tests on another eight members have turned up no signs of the drug so far, he said.

14.   Results of toxicology tests to determine the cause of death will be available in six to eight weeks, the spokesman said.

15.   Results from toxicology tests to determine whether alcohol was a factor were unavailable.

16.   Rice said her office asked that toxicology tests be expedited to determine if Krakowski was drunk or on drugs.

17.   She said the autopsy report, which is to include toxicology tests, will take two to four weeks.

18.   Stan Rosenfield, a family spokesman for the Hartmans, declined to comment on the results of the toxicology tests.

19.   The cause of the death will not be determined until the completion of toxicology tests, but the authorities say they do not suspect foul play.

20.   The health department joined in, interviewing the involved families and performing toxicology tests.