TY - GEN AU - Fisch,C AU - Zipes,D P AU - McHenry,P L TI - Electrocardiographic manifestations of concealed junctional ectopic impulses SN - 0009-7322 PY - 1976///0401 KW - Electrocardiography KW - Heart Block KW - physiopathology KW - Heart Conduction System KW - Humans N1 - Publication Type: Journal Article; Research Support, U.S. Gov't, P.H.S UR - https://doi.org/10.1161/01.cir.53.2.217 ER -