[MSDN Library June 1998] CheckMenuItem (38.8157894736842%)

MSDN Library Visual Studio 6.0 > Platform SDK > User Interface Services > Resources > Menus > Menu Reference > Menu Functions

[MSDN Library April 2000] CheckMenuItem (38.8157894736842%)

MSDN Library - April 2000 > Platform SDK > User Interface Services > Windows User Interface > Resources > Menus > Menu Reference > Menu Functions

[MSDN Library April 2000] CheckMenuItem (38.3971291866029%)

MSDN Library - April 2000 > Windows CE Documentation > Application Development > API Reference > User Interface > Functions