title: A journey into clinical evidence: from case reports to mixed treatment comparisons.
authors: Division of Cardiology, University of Modena and Reggio Emilia, Modena, Italy ; Meta-analysis and Evidence based medicine Training in Cardiology, Ospedaletti, Italy.
authors: G
authors: G
authors: Biondi-Zoccai
authors: G
authors: G
authors: Landoni
authors: M G
authors: MG
authors: Modena