4) Splinter, T. A. W.: Chemotherapy of small-cell lung cancer: Duration of treatment. Lung. Cancer, 5: 186, 1989.
5) Spiro, S. G., Souhami, R. L., Geddes, D. M., Ash, C. M., Quinn, H., Harper, P. G., Tobias, J. S., Partridge, M. & Eraut, D.: Duration of chemotherapy in small cell lung cancer: A cancer research campaign trial. Br. J. Cancer, 59: 578, 1989.