Affiliation: | a Department of Cardiovascular Surgery, Saitama Medical Center, Saitama, Japan b Department of Cardiovascular Surgery, Saitama Medical School, Saitama, Japan c Department of Cardiology, Saitama Medical School, Saitama, Japan d Department of Hematology, Saitama Medical School, Saitama, Japan e Department of Transfusion and Cell Therapy, Saitama Medical School, Saitama, Japan |