Figure 2.

Intersections of unique and relevant clinical practice guidelines of nine tested diseases. (a) Per CPG term in Google Scholar (b) Per CPG term in SUMSearch (c) All CPG terms combined (SUMSearch and Google Scholar). CPG = clinical practice guideline.

Haase et al. BMC Medical Research Methodology 2007 7:28   doi:10.1186/1471-2288-7-28
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