Non-existent anchors are marked with [Invalid]. These redirects can be retargeted to the correct section or by adding an anchor to the page (e.g.
== Other related media <span id="Video games"></span>==). Incorrect redirects are sometimes caused by bots fixing double redirects.
International_Tables_for_Crystallography is somewhat similar
Viewing 23 redirects272 anchor found in X-ray crystallography of which 52 were not produced by cite.php