Efficacy of Radiotherapy for Oligometastatic Lung Cancer and Irradiation Methods Based on Metastatic Site. - Shirai, Katsuyuki; Endo, Masashi; Aoki, Shuri; Kishi, Noriko; Fukuda, Yukiko; Nonaka, Tetsuo; Ishikawa, Hitoshi (Cancers, 2025)