Improved detection of foreign bodies on radiographs using X-ray dark-field and phase-contrast imaging - Abbasi Dezfouli, Katharina; Beller, Ebba; Schindler, Andreas; Schöppe, Franziska; Hesse, Nina; Baumann, Alena Britta; Schinner, Regina; Auweter, Sigrid; Hauke, Christian; Radicke, Marcus; Meinel, Felix Gabriel (Investigative radiology, 2018)