1 From the Department of Medicine, Division of Cardiology (S.K., S.J.A.), and Division of Pediatric Cardiology (S.J.A.), Mayo Clinic College of Medicine, Rochester, MN.
2 From the Department of Medicine, Division of Cardiology (S.K., S.J.A.), and Division of Pediatric Cardiology (S.J.A.), Mayo Clinic College of Medicine, Rochester, MN. [email protected].