TY - RPRT TI - Electrical activity in the left bundle branch. AU - R Parameswaran AU - F K Nakhjavan AU - V Maranhao AU - H Goldberg PY - 1970 DO - 10.1016/s0022-0736(70)80005-x UR - https://pubmed.ncbi.nlm.nih.gov/5517062/ ID - 5517062 ER -