5Benge J, Beach T, Gladding C, et al. Use of electronic health record structured text and its payoffs. The approach and barriers to using structured text in EHR to document care encounters. J Heahhc Inf Manag,2008,22 : 14-19.
6Johnson SB, Bakken S, Dine D, et al. An electronic health record based on structured narrative. J Am Med Inform Assoc,2008,15: 54-64.