title: Inaccuracy of QRS interval as TCA toxicity indicator.
authors: T S
authors: TS
authors: Emerson
mesh_terms: D000929:Antidepressive Agents, Tricyclic / Q000506:poisoning*; D004562:Electrocardiography; D006321:Heart / Q000187:drug effects*; D006801:Humans
chemical_list: D000929:Antidepressive Agents, Tricyclic