Journal of Cancer

CT scans with intravenous contrast using 2.5-mm slices from the head to a level 2 cm below the sternoclavicular joints were performed for planning. Intravenous contrast was administered at approximately 1–2 mL/kg/s. ... or planning target volume of GTV in cervical lymph nodes (PGTVnd) encompassing GTV of nasopharynx (GTVnx) or GTV of cervical ... ................
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