[MSDN Library April 2000] WM_LBUTTONUP (100%)

MSDN Library - April 2000 > Platform SDK > User Interface Services > Windows User Interface > User Input > Mouse Input > Mouse Input Reference > Mouse Input Messages

[MSDN Library September 1992] WM_LBUTTONUP (50.311004784689%)

Product Documentation > Win32 SDK for Windows NT > Programmer's Reference: API (prelim. ) > API Function Reference > Messages

[MSDN Library April 2000] WM_LBUTTONUP (47.6373626373626%)

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

[MSDN Library September 1992] WM_LBUTTONUP (45.0191570881226%)

Product Documentation > QuickC for Windows > Windows Programming Reference > Chapter 6 Messages Directory

[MSDN Library September 1992] WM_LBUTTONUP (30.0732600732601%)

Product Documentation > Windows 3.1 SDK > Programmer's Reference Volume 3: Messages, Structures, and Macros > Chapter 2 Messages > DM_GETDEFID