title: [Past and current problems in tumor research].
mesh_terms: D000970:Antineoplastic Agents / Q000627:therapeutic use*; D002173:Cancer Care Facilities; D002273:Carcinogens; D003131:Combined Modality Therapy; D004341:Drug Evaluation; D004353:Drug Evaluation, Preclinical; D005260:Female; D006801:Humans; D007167:Immunotherapy; D008297:Male; D009316:National Institutes of Health (U.S.); D009362:Neoplasm Metastasis; D009369:Neoplasms / Q000209:etiology / Q000473:pathology / Q000628:therapy*; D012106:Research; D014481:United States
chemical_list: D000970:Antineoplastic Agents; D002273:Carcinogens
vernacular_title: Alte und neue Probleme der Tumorforschung.