Department of Pharmacology I, University Hospital Cologne, Cologne, NRW, Germany
Medical University of Innsbruck, Innsbruck, Austria
Medical University of Vienna, Vienna, Austria
University Hospital of Cologne, Cologne, Germany
The Rockefeller University, New York, New York, United States
University of Cologne, Cologne, Germany
University Hospital of Schleswig-Holstein, Lubeck, Schleswig-Holstein, Germany
Nierenzentrum Lübeck, Lübeck, Schleswig-Holstein, Germany
University Hospital of Wuerzburg, ZIM, Wuerzburg, Bayern, Germany
Neonatology at University Hospital of Cologne, Cologne, Germany
University of Alabama at Birmingham, Birmingham, Alabama, United States
Miller Children's Hospital Long Beach, Long Beach, California, United States
Children's Hospital and Research Center at Oakland, Oakland, California, United States
Heart Center of the University of Cologne, Cologne, Germany