Benchmarking GPT-5 in Radiation Oncology: Measurable Gains, but Persistent Need for Expert Oversight. - Ugur Dinc; Jibak Sarkar; Philipp Schubert; Sabine Semrau; Thomas Weissmann; Andre Karius; Johann Brand; Bernd-Niklas Axer; Ahmed Gomaa; Pluvio Stephan; Ishita Sheth; Sogand Beirami; et al. (CoRR, 2025)