TY - JOUR AU - James, T N; Marshall, T K; Edwards, J E TI - De subitaneis mortibus. XX. Cardiac electrical instability in the presence of a left superior vena cava JO - Circulation IS - 04 VL - 54 PY - 1976 DO - 10.1161/01.CIR.54.4.689 L3 - PubMed-ID: 963855 SP - 689 EP - 697 ER -