title: Building on a legacy system.
authors.affiliation: Base Technologies, Inc., McLean, VA, USA.
authors.forename: G
authors.initials: G
authors.lastname: Nakamoto
mesh_terms: D003204:Computers, Mainframe; D019981:Health Care Sector; D006801:Humans; D007256:Information Systems / Q000458:organization & administration*; D008838:Microcomputers; D012984:Software; D018511:Systems Integration; D014481:United States