TY - RPRT TI - Electrode polarity does not alter the initial ventricular activation sequence during pacing with extracardiac electrodes. AU - P J Birkui AU - P Savard AU - F Hélie AU - R Cardinal PY - 1995 DO - 10.1111/j.1540-8159.1995.tb04644.x UR - https://pubmed.ncbi.nlm.nih.gov/8771130/ ID - 8771130 ER -