Schijvenaars, R.J.A.

electrode variability interpretation change position effect study symbol heart method reference dictionary signal amplitude difference source number gene symbols computer electrocardiogram result displacement classification index performance disambiguation interpolation chapter chest analysis database system recording stability measurement chemical program van herpen g variation electrocardiographic precordial intra-individual error stability index shift meaning experiment cardiologist value medline abstract intra-individual variability ecg interpretation electrode positions electrode position changes subject ecg variability placement electrocardiography information algorithm abbreviation infarction surface approach patient precision duration body surface accuracy hypertrophy beat-to-beat variability sensitivity increase oscar heart position beat-to-beat research chest electrodes locuslink