1. Department of Anesthesiology and Critical Care Medicine, Johns Hopkins Health System Blood Management Program, The Armstrong Institute for Patient Safety and Quality, The Johns Hopkins Medical Institutions, Baltimore, Maryland
2. Department of Medicine (Hematology), The Johns Hopkins Medical Institutions, Baltimore, Maryland
3. Center for Bloodless Medicine and Surgery, Department of Medicine (Hematology), Oncology & Institute for Cellular Engineering, The Johns Hopkins Medical Institutions, Baltimore, Maryland