title: [Active prevention is required].
authors.forename: Ursula
authors.initials: U
authors.lastname: Wiesli
mesh_terms: D000368:Aged; D003430:Cross-Sectional Studies; D006801:Humans; D010865:Pilot Projects; D011157:Population Dynamics; D013405:Suicide / Q000523:psychology / Q000706:statistics & numerical data; D013557:Switzerland; D000092864:Suicide Prevention