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Figure 7.1
Medline citations for cancer-related health services research, 1980-1997. Research citations were identified in the NLM's Medline database using the MESH heading "neoplasms" (for cancer) and any one of the following major MESH headings "health services research," ''quality of health care," and "quality assurance." The last terms encompass cancer citations addressing guideline adherence, outcomes and process assessment, accreditation, and health planning. Only articles published in English are counted.
Figure 7.2
Medline citations for cancer-related health services research as a percentage of all cancer citations, 1980-1997. Percentages were calculated as the number of cancer-related health services research citations (as described in Figure 7.1) divided by the total number of citations identified using the "neoplasms" MESH term alone, for each given year. Only articles published in English are counted.