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vation Journal of Organizational and End User Computing User intent User-Mode Driver Framework Lazy user model Object-oriented user interface User Account Control Attentive user interface User-defined function Z User Group User interface modeling Atari ST User Unique user User activity monitoring User environment management Principles of user interface design Console user interface Persona (user experience) History of the graphical user interface Multi-user MIMO First-time user experience Multi-user dungeon Windows USER Natural-language user interface Linux User and Developer Lead user Web User Concurrent user Average revenue per user Reference and User Services Quarterly End-user co