This template frames CODEN codes for usage inside the |id=
parameter in the various {{citation}} and {{cite xxx}} templates, or elsewhere.
The template could be expanded to make the given code available as meta-data or to provide some error checking.
Note: Unfortunately, the linked-to CODEN database does not appear to include all CODENs ever issued.
The first parameter should be the CODEN code (alternatively given as |coden=
.