NEW : Doctors ' relationships with Smith crossed professional lines , affidavits say . A preliminary hearing is set for next month in the case . Doctor says Anna Nicole Smith was ` ` drug user , '' court documents say . Former Playboy model died of drug intoxication in 1997 . Pharmacist refused to fill one prescription , warned doctor , affidavit says .
NEW : Doctors ' relationships with Smith crossed professional lines , affidavits say . Doctor says Anna Nicole Smith was ` ` drug user , '' court documents say . Former Playboy model died of drug intoxication in 1997 . Pharmacist refused to fill one prescription , warned doctor , affidavit says .