Affiliation: | 1. Department of Gynecology and Obstetrics, University of Duisburg‐Essen, Essen, Germany;2. Chair of Oncology, Radiotherapy and Gynecologic Oncology of the Ludwik Rydygier Collegium Medicum in Bydgoszcz, Nicolaus Copernicus University, Bydgoszcz, Poland;3. Institute for Medical Informatics, Biometry and Epidemiology (IMIBE), University of Duisburg‐Essen, Essen, Germany |