title: Psychiatric ward incidents.
authors: J L
authors: JL
authors: Geller
authors: W H
authors: WH
authors: Fisher
mesh_terms: D016009:Chi-Square Distribution; D003617:Dangerous Behavior; D006801:Humans; D011567:Psychiatric Department, Hospital / Q000706:statistics & numerical data*; D012308:Risk Management / Q000706:statistics & numerical data*