SOLOFF, L A On the apparently absent Q wave in left bundle branch block. [electronic resource] - The American journal of the medical sciences Jul 1951 - 18-25 p. digital Publication Type: Journal Article ISSN: 0002-9629 Standard No.: 10.1097/00000441-195107000-00004 doi Subjects--Topical Terms: Bundle-Branch BlockCardiovascular DiseasesElectrocardiographyHumans