<?xml version="1.0" encoding="UTF-8"?><protocol_summary><protocol><id>15161</id><no>M11-001</no><status>Open</status><title>An Observational, Non-&#xD;
Interventional, Multi-Center, Multi-National Study of&#xD;
Patients with Atypical Hemolytic-Uremic Syndrome</title><sponsor_type>Industrial</sponsor_type><age_group>Adult</age_group><treatment_type>Other</treatment_type><phase>N/A</phase><disease_site>Other</disease_site><PI>Broome, Catherine</PI><institution>Georgetown University Medical Center; Lombardi Comprehensive Cancer Center</institution></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>