TY - GEN AU - Sideris,D A TI - Changes in ectopic automaticity during exit block SN - 0167-5273 PY - 1982///1218 KW - Electrocardiography KW - Heart Block KW - diagnosis KW - Humans KW - Pacemaker, Artificial KW - Systole N1 - Publication Type: Journal Article UR - https://doi.org/10.1016/0167-5273(82)90026-2 ER -