1. Historic milestones in cancer biology: a few that are important in cancer treatment;Skipper;Semin Oncol,1979
2. Concepts for systematic treatment of micrometastases;Schabel;Cancer,1975
3. Evaluation of a tetrazolium based semi-automated colorimetric assay: I. Assessment of chemosensitivity testing;Carmichael;Cancer Res,1987
4. Establishment and identification of small cell lung cancer cell lines having classic and variant features;Carney;Cancer Res,1985
5. Use of nude mouse xenografts as preclinical drug screens: further studies on in vitro growth of xenograft tumor colony-forming cells;Taetle;Cancer,1986