1. 18 U.S.C. § 922(g)(4) http://www.rip.uscourts.gov/rip/supervision/firearmpossession/FirearmPossessionProhibition.pdf
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3. Patient warnings in court-ordered evaluations of children and families;Barnum;Bulletin of the American Academy of Psychiatry and the Law,1987
4. When the patient threatens violence: an empirical case study of clinical practices after Tarasoff;Beck;Journal of the American Academy of Psychiatry and the Law,1982