The impact factor measures the average number of citations received in a particular year by papers published in the journal during the two preceding years.
Differences in clinical outcomes, health care resource utilization and costs in heart failure patients according to left ventricular ejection fraction
Juan Carlos López-AzorabcJuan Francisco DelgadoabdJorge VélezaeRocío RodríguezaeJorge SolísabdManuel del OroeCarmen OrtegaeRafael Salguero-BodesabdBeatriz PalaciosfLourdes VicentabGuillermo MorenoabNicolás RosillogLuis VarelafMargarita CapelfFernando ArribasabdJosé L. BernaldHéctor Buenoabdh
a
Servicio de Cardiología, Hospital Universitario 12 de Octubre, Instituto de Investigación Sanitaria Hospital 12 de Octubre (imas12), Madrid, Spain
b
Centro de Investigación en Red de Enfermedades Cardiovasculares (CIBERCV), Madrid, Spain
c
Facultad de Medicina, Universidad Europea, Madrid, Spain
d
Facultad de Medicina, Universidad Complutense, Madrid, Spain
e
Departamento de control de gestión, Hospital Universitario 12 de Octubre, Madrid, Spain
g
Departamento de Medicina Preventiva, Hospital Universitario 12 de Octubre, Instituto de Investigación Sanitaria Hospital 12 de Octubre (imas12), Madrid, Spain
h
Centro Nacional de Investigaciones Cardiovasculares (CNIC), Madrid, Spain
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