Official Organ of the Deutsche Krebsgesellschaft The Journal of Cancer Research and Clinical Oncology contains significant and up-to-date articles within the fields of experimental and clinical oncology. The Journal which is chiefly devoted to Original papers and Rapid communications (given priority treatment by the Editors) also includes Reviews as well as Editorials and Guest editorials on current controversial topics. The section Letters to the editors provides a forum for a rapid exchange of comments and information concerning previously published papers and topics of current interest. Meeting reports provide current information on the latest results presented at important congresses. The following fields are covered: Carcinogenesis - etiology mechanisms · Molecular biology · Recent developments in tumor therapy · General diagnosis · Laboratory diagnosis · Diagnostic and experimental pathology · Oncologic surgery · Epidemiology.