1 Institute for Medical Informatics, Biometry and Epidemiology (IMIBE), University Hospital Essen, Hufelandstr 55, 45147, Essen, Germany. susanne.stolpe@uk-essen.de.
2 Institute for Medical Informatics, Biometry and Epidemiology (IMIBE), University Hospital Essen, Hufelandstr 55, 45147, Essen, Germany.
3 Center for Health Services Research of the German Cardiac Society, Düsseldorf, Germany.
4 Department of Medicine III, University Hospital Halle (Saale), Martin-Luther-University Halle-Wittenberg, Halle, Germany.
5 Foundation IHF, Institute for Myocardial Infarction Research, Hospital Ludwigshafen, Ludwigshafen, Germany.
6 German Society for Prevention and Rehabilitation of Cardiovascular Diseases e.V., Koblenz, Germany.
7 Institute for Clinical Pharmacology, Technical University Dresden, Dresden, Germany.
8 Association of Senior Hospital Physicians in Germany e.V., Düsseldorf, Germany.
9 Department of Epidemiology, School of Public Health, Boston, MA, USA.