title: Using natural language processing to classify suicide notes.
authors.forename: John P
authors.initials: JP
authors.lastname: Pestian
authors.forename: Pawel
authors.initials: P
authors.lastname: Matykiewicz
authors.forename: Jacqueline
authors.initials: J
authors.lastname: Grupp-Phelan
authors.forename: Sarah Arszman
authors.initials: SA
authors.lastname: Lavanier
authors.forename: Jennifer
authors.initials: J
authors.lastname: Combs
authors.forename: Robert
authors.initials: R
authors.lastname: Kowatch
mesh_terms: D001185:Artificial Intelligence; D015709:Correspondence as Topic; D057225:Data Mining; D016247:Information Storage and Retrieval / Q000379:methods; D009323:Natural Language Processing; D010363:Pattern Recognition, Automated / Q000379:methods*; D012660:Semantics; D013405:Suicide / Q000145:classification*; D009626:Terminology as Topic; D014481:United States; D014956:Writing