Pérez-Hernández, Concepción Prevalence and characterization of breakthrough pain in patients with cancer in Spain: the CARPE-DIO study. [electronic resource] - Scientific reports 11 2019 - 17701 p. digital Publication Type: Journal Article; Multicenter Study; Observational Study; Research Support, Non-U.S. Gov't ISSN: 2045-2322 Standard No.: 10.1038/s41598-019-54195-x doi Subjects--Topical Terms: AdultAgedBreakthrough Pain--epidemiologyCancer Pain--epidemiologyFemaleHumansMaleMiddle AgedPrevalenceSpain