Subjects: *HEART conduction system; *ELECTROTHERAPEUTICS; *CARDIAC contraction
Record details
Subjects: CONGESTIVE heart failure; HEART conduction system; MYOTONIA atrophica
Subjects: ERDHEIM-Chester disease; AORTIC diseases; BIOPSY
Subjects: CARDIAC tamponade; HYPOTHYROIDISM; IODINE deficiency
Subjects: *HEART conduction system; *ATRIOVENTRICULAR node; *AGE factors in disease
Subjects: MUSCULAR dystrophy; HEART conduction system; CARDIAC pacemakers
Subjects: HEART conduction system; ARRHYTHMIA; MEDICAL careUNITED States
Subjects: HEART conduction system; CONGENITAL heart disease; PEDIATRIC cardiology
Subjects: HEART conduction system; HIS bundle; INFANT diseases
Subjects: HEART conduction system; ELECTROCARDIOGRAPHY; HEART disease diagnosis