Extended Data Table 1 Follow-up Systemic Cancer Therapies (≥5% in either group)

From: First-line sugemalimab with chemotherapy for advanced esophageal squamous cell carcinoma: a randomized phase 3 study

  1. WHO-Drug dictionary version SEP2022. ATC Level 2/ ATC Level 4/Preferred Term are displayed for patients with any follow-up cancer treatment regimen. ATC: Anatomical Therapeutic Chemical.
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