electrocardiogram: atrioventricular junctional rhythms premature beats aberrant conduction
electrocardiogram: atrioventricular junctional rhythms premature beats aberrant conduction
electrocardiogram: atrioventricular junctional rhythms premature beats aberrant conduction (procedure)
electrocardiogram: atrioventricular junctional rhythms premature beats aberrant conduction (procedure)