Single photon emission computed tomography/computed tomography clue to pulmonary metastasis in osteosarcoma: a diagnostic pitfall of technetium-99m methylene diphosphonate uptake - Hou, Yuyue; Zhou, Yan; Wu, Ruolin; Cui, Min; Xia, Xiaotian (Quantitative Imaging in Medicine and Surgery; Vol 16, No 2 (February 01, 2026): Quantitative Imaging in Medicine and Surgery, 2026)