U. Gatzemeier, F.A. Shepherd, T. Le Chevalier, P. Weynants, B. Cottier, H.J.M. Groen, R. Rosso, K. Mattson, H. Cortes-Funes, M. Tonato, R.L. Burkes, M. Gottfried, M. Voi,
Activity of gemcitabine in patients with non-small cell lung cancer: A multicentre, extended phase II study European Journal of Cancer. ,vol. 32, pp. 243- 248 ,(1996) ,
10.1016/0959-8049(95)00444-0