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Italian Oncological Pain Survey (IOPS): a multicentre Italian study of breakthrough pain performed in different settings.
Mercadante S, Lazzari M, Reale C, Cuomo A, Fusco F, Marchetti P, Mediati RD, Chiurazzi B, Ciuffedra L, Caraceni A, Iaffaioli V, Luzzani M, Micheletto G, Papa A, Raffaeli W, Valle A, Caruso M, Di Costanzo F, Pinato G, Nardi F, Barni S, Natoli S, Mammucari M, Sabato AF, Dauri M; IOPS Study Group. Mercadante S, et al. Clin J Pain. 2015 Mar;31(3):214-21. doi: 10.1097/AJP.0000000000000161. Clin J Pain. 2015. PMID: 25654429