Uni-Klinik Köln AöR, Cologne, North Rhine Westphalia, Germany
Center of Ophthalmology, University of Cologne, Cologne, NRW, Germany
University Hospital Cologne, Cologne, NRW, Germany
University Hospital of Cologne, Cologne, Germany
1st Dept. of Medicine, Cologne University Hospital, Cologne, NRW, Germany
Center for Integrated Oncology (CIO), University Hospital Cologne, Cologne, Northrhine-Westphalia, Germany
University Hospital of Cologne, Cologne, Germany
Fox Chase Cancer Center, Philadelphia, Pennsylvania, United States
City of Hope National Medical Center, Duarte, California, United States
University of Alabama at Birmingham, Birmingham, Alabama, United States
Medical Clinic I and Department of Pharmacology, University of Cologne, Cologne, Germany
Department of General, Visceral and Cancer Surgery, University of Cologne, Cologne, NRW, Germany