6Keon-Hyung Lee, Yvonne M Anderson. The association between clinical pathways and hospital length of stay: a case study[J]. Med Syst, 2007, 31(1): 79-83.
7Salvatore T.March Integrated decision support system:A data warehousing perspective[J] .Decision support system,2007,43:1031-1043.
8Frank S.The concept of document warehousing for multidimensional modeling of textual-based business intelligence[J].Decision Support System,2006,42:727-744.