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Fig. 4 Screen capture of 16-MDCT image of heart (5-mm-thick maximum
intensity projection) of 55-year-old man scanned using LightSpeed 16 scanner
(GE Healthcare). In this image, an arrow and a label, "A," were
drawn using drawing tools from Drawing toolbar in PowerPoint 2003 (Microsoft).
Note that using the arrow keys on the keyboard while holding down the Control
(Ctrl) key allows greater control of object placement.