Additional file 1.
Study Database. This is the general database of URL addresses that were extracted from MEDLINE abstracts from 1994 to 2006.
Format: XLS Size: 1.3MB Download file
This file can be viewed with: Microsoft Excel Viewer
Ducut et al. BMC Medical Informatics and Decision Making 2008 8:23 doi:10.1186/1472-6947-8-23