title: How not to do it.
authors.forename: Ottavio
authors.initials: O
authors.lastname: Rena
authors.forename: Caterina
authors.initials: C
authors.lastname: Casadio
mesh_terms: D006491:Hemothorax / Q000209:etiology*; D006801:Humans; D008297:Male; D008481:Mediastinoscopy / Q000009:adverse effects*; D019106:Postoperative Hemorrhage / Q000209:etiology*