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Frequency domain assessment of the coupling strength between ventricular repolarization duration and heart period during graded head-up tilt

We test the hypothesis that the degree of correlation between ventricular repolarization duration (VRD) and heart period (HP) carries information on cardiac autonomic regulation. The degree of correlation was assessed in the frequency domain using squared coherence function during an experimental pr...

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Detalles Bibliográficos
Autores principales: Porta, Alberto, Bari, Vlasta, Badilini, Fabio, Tobaldini, Eleonora, Gnecchi-Ruscone, Tomaso, Montano, Nicola
Formato: Online Artículo Texto
Lenguaje:English
Publicado: Churchill Livingstone 2011
Materias:
Acceso en línea:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3206996/
https://www.ncbi.nlm.nih.gov/pubmed/21908003
http://dx.doi.org/10.1016/j.jelectrocard.2011.08.002