Authors
Ingo Meyer
PMV Research Group, Medical Faculty and University Hospital Cologne, University of Cologne, Cologne, Germany
Adriana Poppe
PMV Research Group, Medical Faculty and University Hospital Cologne, University of Cologne, Cologne, Germany
Elisabeth Grün
PMV Research Group, Medical Faculty and University Hospital Cologne, University of Cologne, Cologne, Germany
Beate Müller
PMV Research Group, Medical Faculty and University Hospital Cologne, University of Cologne, Cologne, Germany
Reinhard Hammerschmidt
Kassenärztliche Vereinigung Westfalen Lippe, Dortmund, Germany
