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. Author manuscript; available in PMC: 2022 May 15.
Published in final edited form as: Int J Radiat Oncol Biol Phys. 2020 Aug 24;109(1):120–130. doi: 10.1016/j.ijrobp.2020.08.045

Fig. 1.

Fig. 1.

Patient selection diagram. Abbreviations: DRT = definitive radiation therapy; mNPC = metastatic nasopharyngeal carcinoma; PCT = palliative chemotherapy.