TY - GEN AU - Ward,D E AU - Camm,A J TI - Atrioventricular block SN - 0007-1064 PY - 1979///0725 KW - Cardiac Pacing, Artificial KW - Electrocardiography KW - Heart Block KW - diagnosis KW - Humans KW - Pacemaker, Artificial N1 - Publication Type: Journal Article ER -