[UNSTABLE BRANCH BLOCKS WITH INTERMITTENT APPEARANCE AND REGRESSION].
D002037:Bundle-Branch Block; D000075224:Cardiac Conduction System Disease; D004562:Electrocardiography; D006327:Heart Block; D006801:Humans
BUNDLE-BRANCH BLOCK; ELECTROCARDIOGRAPHY
BLOCCHI DI BRANCA INSTABILI CON PROGRESSIVIT'A DI COMPARSA E DI REGRESSIONE.