Guidelines for reading the CACDI diagram<br/><ul>
<li>All attributes in the diagram are <u>essential for exchange</u> except for effective dates, expiry dates, and immunization reporting source; these are <u>recommended for exchange.</u></li></ul>
<ul>
<li>In the current CACDI, a Person can only be a Patient. Therefore, essential and recommended for exchange apply only to Person as a Patient.</li><li>For the current CACDI, Party Service Language applies only to patients.</li></ul><p/>