<?xml version="1.0" encoding="UTF-8"?><protocol_summary><protocol><id>477</id><no>ENROLL-HD</no><status>Open</status><title>Enroll-HD: A Prospective Registry Study in a Global Huntington s Disease Cohort A CHDI Foundation Project&#xD;
</title><nct_id>NCT01574053</nct_id><sponsor_type>Institutional</sponsor_type><age_group>Adult</age_group><treatment_type>Other</treatment_type><disease_site>Other</disease_site><PI>Anderson, Karen</PI><institution>Georgetown University Medical Center</institution><management_group>GUMC Huntington Disease Care Ed &amp; Rsch Center; GUMC Psychiatry</management_group></protocol><sipVersion>2026.1.0 Build 16</sipVersion><copyright> &lt;a href="https://advarra.com" target="_blank"&gt;&amp;copy; 2026 Advarra, Inc.&lt;/a&gt; </copyright></protocol_summary>