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Trends and area variations in Potentially Preventable Admissions for COPD in Spain (2002-2013): a significant decline and convergence between areas.
Librero J, Ibañez-Beroiz B, Peiró S, Ridao-López M, Rodríguez-Bernal CL, Gómez-Romero FJ, Bernal-Delgado E; Spanish Atlas of Medical Practice Variation Research Group. Librero J, et al. BMC Health Serv Res. 2016 Aug 9;16(a):367. doi: 10.1186/s12913-016-1624-y. BMC Health Serv Res. 2016. PMID: 27507560 Free PMC article.