Front Matter -- Acknowledgments -- Contents -- Executive Summary -- 1 Introduction -- 2 What Would an Ideal Cancer Care Data System Look Like? -- 3 How Are Healthcare Systems Monitoring Quality Today? -- 4 The Data Infrastructure for Health Services Research -- 5 Status of the Cancer Care Data System -- 6 Findings and Recommendations -- References -- Acronyms and Abbreviations -- APPENDIX A Ensuring Quality Cancer Care: Report Summary -- APPENDIX B Workshop Agenda and Participants -- APPENDIX C Summary of Selected Registry-Based Quality Studies -- APPENDIX D Information on Cancer Registries, by State -- APPENDIX E Reporting Requirements, NPCR, NCDB, SEER, -- Index.