TY - RPRT TI - ECG alterations with progressive left ventricular hypertrophy in spontaneous hypertension. AU - F G Dunn AU - M A Pfeffer AU - E D Frohlich PY - 1978 DO - 10.3109/10641967809068596 UR - https://pubmed.ncbi.nlm.nih.gov/158496/ ID - 158496 ER -