get_mixed_structure_fields

Define fields in a given project that are used in both a repeating and
nonrepeating manner.

internal

Convert 'REDCap' exports into tidy tables for easy handling of 'REDCap' repeat instruments and event arms.

<dl><dt>db_data</dt>
<dd>The REDCap database output generated by
<code>REDCapR::redcap_read_oneshot()$data</code></dd></dl>

<dl>

<dt>db_data</dt>
<dd>The REDCap database output generated by
<code>REDCapR::redcap_read_oneshot()$data</code></dd>

</dl>