NCT05183854 2026-02-17
Pneumococcal Pneumonia Vaccine Series (PCV20 and PPSV23) in Patients With Chronic Lymphocytic Leukemia Associated Immunodeficiency, PROTECT CLL Trial
University of Utah
Phase 2 Recruiting
University of Utah
National Institutes of Health Clinical Center (CC)
Ohio State University Comprehensive Cancer Center
National Cancer Institute (NCI)
The First Affiliated Hospital of Guangzhou Medical University
Poitiers University Hospital
Mayo Clinic