TY - RPRT TI - Left bundle branch block: angiographic segmental wall motion abnormalities. AU - R S Williams AU - V S Behar AU - R H Peter PY - 1979 DO - 10.1016/0002-9149(79)90167-x UR - https://pubmed.ncbi.nlm.nih.gov/495497/ ID - 495497 ER -