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ganizational and End User Computing User error User-Mode Driver Framework Apple User Group Connection User intent Object-oriented user interface Z User Group User-subjective approach Atari ST User User interface modeling User-defined function Attentive user interface User environment management Unique user Principles of user interface design Windows USER Console user interface Persona (user experience) User activity monitoring Linux User and Developer First-time user experience Multi-user dungeon Web User Multi-user MIMO History of the graphical user interface Lead user Natural-language user interface Concurrent user Average revenue per user Reference and User Services Quarterly MPEG user data End-user computing Browser user in