1. From the Department of Cardiology, Bern University Hospital, Bern, Switzerland (R.P., G.G.S., A.F., E.S., S.B., S.W.); and Clinical Trials Unit (D.H., P.J., S.W.), Institute of Social and Preventive Medicine (D.H.), Institute of Primary Health Care (BIHAM) (P.J.), University of Bern, Bern, Switzerland.