title: What is the definition of breakthrough pain?
authors.affiliation: Servizio di Anestesia, Casa di Cura Buccheri La Ferla, Unita di Terapia del dolore e cure palliative, SAMOT, 90141 PalermoItaly.
authors.forename: Sebastiano
authors.initials: S
authors.lastname: Mercadante
mesh_terms: D006801:Humans; D010146:Pain; D009626:Terminology as Topic