Fig. 3From: A review of existing and potential computer user interfaces for modern radiologyHistory of common computer user interfaces. The most common user interface (UI) is the graphical UI (GUI) used by operating systems (OS) of popular personal computers in the 1980s. It is designed with a mouse input to point to icons, menus and windows. Recently, new OS with specific interfaces for touchscreens have emerged, known as natural user interfaces (NUI)Back to article page