Department of Rehabilitation Medicine;
Inje University College of Medicine;
Haeundae Paik Hospital;
Busan;
South Korea;
Department of Rehabilitation Medicine;
Inje University College of Medicine;
Sanggye Paik Hospital;
Seoul;
South Korea;
Department of Internal Medicine;
Inje University College of Medicine;
Haeundae Paik Hospital;
Busan;
South Korea;
Cardiac rehabilitation; Heart failure; Ventricular tachycardia;