Figure 3From: Availability and quality of paraffin blocks identified in pathology archives: A multi-institutional study by the Shared Pathology Informatics Network (SPIN) Distribution of retrieved cases for the common tumors. Illustration of number of cases retrieved for common tumor cases by the original year of accession: (a) Breakdown by each institution and (b) by common tumor type*. Specimens retrieved and evaluated for the common tumors encompassed cases accessioned range from 1990–1999 with 64% being at least 10 years old.Back to article page