8.12.3 Keeping or discarding “See also” entries
You can choose to discard “See also” entries in the index; the default is to keep them:
; NoSeeAlso = No (default, leaves See also entries in index)
> 8 Generating WinHelp > 8.12 Configuring index entries for WinHelp > 8.12.3 Keeping or discarding “See also” entries