Eligibility criteria of European Organisation for Research and Treatment of Cancer(EORTC) 08941 trial
| Proven clinical stage IIIA-nonsmall cell lung cancer |
| Cytological or histological proof of N2 disease |
| Uni- or bi-dimensional measurable tumour |
| Irresectable N2 disease |
| No symptomatic central nervous system involvement |
| No prior chemotherapy or radiotherapy |
| No other malignancies |
| Informed consent |