Higher Anti-A/B isoagglutinin titers of IgG class, but not of IgM, are associated with increased red blood cell transfusion requirements in bone marrow transplantation with major ABO-mismatch - De Santis, G. C.; Garcia-Silva, A. C.; Dotoli, G. M.; De Castro, P. T.; Simões, Belinda Pinto; Covas, Dimas Tadeu (Clinical Transplantation, 2017)