TY - RPRT TI - Atrial septal defect. Electrocardiographic, vectorcardiographic, and catheterization data. AU - Y C LEE AU - L SCHERLIS PY - 1962 DO - 10.1161/01.cir.25.6.1024 UR - https://pubmed.ncbi.nlm.nih.gov/14463589/ ID - 14463589 ER -