Repeated Abscopal Effect After Two Courses of Stereotactic Body Radiotherapy for Multiple Postoperative Metastases of Malignant Melanoma of the Buccal Mucosa. - Kawahara M; Fukuda Y; Akahane K; Nakagawa M; Endo M; Ogawa K; Takahashi S; Nakamura M; Irie D; Watanabe H; Oyama-Manabe N; Shirai K (Cureus, 2026)