<?xml version="1.0" encoding="UTF-8"?><protocol_summary><protocol><id>15339</id><no>CO44668-MWHC-NCT05904886</no><status>Open (affiliates only)</status><title>A PHASE III, RANDOMIZED, DOUBLE-BLIND, PLACEBO-CONTROLLED STUDY EVALUATING ATEZOLIZUMAB AND BEVACIZUMAB, WITH OR WITHOUT TIRAGOLUMAB, IN PATIENTS WITH UNTREATED LOCALLY ADVANCED OR METASTATIC HEPATOCELLULAR CARCINOMA</title><secondary_protocol_no>CO44668 (IMbrave152)</secondary_protocol_no><nct_id>NCT05904886</nct_id><sponsor_type>Industrial</sponsor_type><age_group>Adult</age_group><treatment_type>Treatment</treatment_type><phase>III</phase><scope>National</scope><disease_site>Other</disease_site><PI>Noel, Marcus</PI><institution>Medstar Washington Hospital Center : Shelley Collins</institution><oncology_group>Gastrointestinal<DOWG_name>Oncology Group</DOWG_name></oncology_group><management_group>MHRI Washington Cancer Institute</management_group><item><contact_id>13603</contact_id><item_description>Shelley Collins</item_description><js_safe_str>Shelley Collins</js_safe_str><email>Shelley.R.Collins@medstar.net</email></item></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>