title: The Manifest QRS Areas Of the Precordial Electrocardiogram; Physiological Relationships With Sex, Age, Frequency, H, AQRS and G.
mesh_terms: D004562:Electrocardiography; D006801:Humans
keywords: ELECTROCARDIOGRAPHY/precordial
vernacular_title: As areas manifestas de QRST do electrocardiograma precordial; relacoes fisiologicas com sexo, idade, frequencia, H, AQRS e G.