TY - GEN AU - Castellanos,A AU - Alatriste,V M AU - Sung,R J AU - Myerburg,R J TI - [Effects of intra-arterial Wenckebach's periods on the nodal and intranodal A-V 2:1 and 4:1 (their significance in the electrogenesis of the so-called alternating Wenckebach's periods)] SN - 0020-3785 PY - 1980///1125 KW - Bundle-Branch Block KW - diagnosis KW - Electrocardiography KW - Heart Block KW - Humans N1 - Publication Type: English Abstract; Journal Article ER -