Locally advanced breast cancer: primary ultra-hypofractionated radiotherapy for inoperable or frail patients. Knöchelmann AC, Merten R, Christiansen H, et al. Strahlenther Onkol. 2025 Sep 23. doi: 10.1007/s00066-025-02445-5. Epub ahead of print. PMID: 40986026. 【概要】・27例の手術不能/フレイルの局所進行乳がんに対し、25Gy/5回と…