Inclusion criteria (let op korte versie, zie full protocol voor details)
Stage III NSCLC
Age ≥ 75 years
Any subtype of pathologically proven NSCLC, primary UICC Stage III disease;

• No surgery or adjuvant chemotherapy for NSCLC in the last year;
• No prior radiotherapy to the ipsilateral thorax or mediastinum;
• No clinical superior vena cava syndrome;
• No diagnosis of other cancer within the last 3-years (except in situ carcinoma’s and / or non-melanoma skin cancer);