title: The power of negative thinking.
authors: Giuseppe
authors: G
authors: Lippi
authors: Gian Cesare
authors: GC
authors: Guidi
mesh_terms: D019411:Clinical Laboratory Techniques; D003657:Decision Making; D017598:Efficiency, Organizational; D004636:Emergency Service, Hospital; D006801:Humans; D011237:Predictive Value of Tests