The nature of cancer.
D002273:Carcinogens / Q000494:pharmacology; D002471:Cell Transformation, Neoplastic; D004273:DNA, Neoplasm / Q000235:genetics; D004279:DNA, Viral / Q000235:genetics; D006801:Humans; D009369:Neoplasms / Q000235:genetics*; D009858:Oncogenic Viruses / Q000235:genetics; D009876:Operon
D002273:Carcinogens; D004273:DNA, Neoplasm; D004279:DNA, Viral