title: The QRS Manifest Areas Of the Precordial Electrocardiogram (V) Mean and Normal Values In Adults.
mesh_terms: D004562:Electrocardiography; D006801:Humans
keywords: ELECTROCARDIOGRAPHY/precordial
vernacular_title: As areas manifestas de QRST do electrocardiograma precordial (V) significacao e valores normais nos adultos.