TY - GEN AU - Gastão de Serro Azul,L AU - Moffa,P J AU - Tranchesi,J AU - Perriera Barreto,A C AU - Romeiro Neto,M AU - Pileggi,F AU - Décourt,L V TI - [The valve of vectorcardiogram in the prevention of the left anterior division branch block] SN - 0041-8781 PY - 1975///0528 KW - Heart Block KW - diagnosis KW - Humans KW - Vectorcardiography N1 - Publication Type: English Abstract; Journal Article ER -