IL2 and lung cancer: Aside from our M5A‐IL‐2 ICK SRT combination study mentioned previously,13 other examples include the NHS‐IL‐2 ICK combined with RT for metastatic non‐small cell lung cancer and L19‐IL‐2 ICK combined with RT for ED‐B+ cancers such as some colon and mammary carcinomas.30, 31