Busnengo, E [Importance of the behavior of the spatial ventricular gradient in electrocardiography. (Preliminary note)]. [electronic resource] - Rivista di medicina aeronautica e spaziale - 494-501 p. digital Publication Type: Journal Article ISSN: 0035-631X Subjects--Topical Terms: ElectrocardiographyHeart--physiologyHeart Diseases--diagnosisHumans