Petrelli, N J It is time to stratify with prognostic factors for hepatic metastases. [electronic resource] - Journal of clinical oncology : official journal of the American Society of Clinical Oncology Sep 1995 - 2471-2 p. digital Publication Type: Comment; Letter ISSN: 0732-183X Standard No.: 10.1200/JCO.1995.13.9.2471 doi Subjects--Topical Terms: Adenocarcinoma--secondaryColorectal Neoplasms--pathologyHumansLiver Neoplasms--secondaryPrognosis